View source for List of programmers

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{{Unreferenced|date=May 2026}}
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
This is a '''list of [[programmer]]s''' notable for their contributions to software, either as original author or architect, or for later additions. All entries must already have associated articles.
Some persons notable as [[computer scientist]]s are included here because they work in program as well as research.
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==A==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->

*[[Michael Abrash]] – [[program optimization]] and [[x86]] assembly language
*[[Scott Adams (game designer)|Scott Adams]] – series of text adventures beginning in the late 1970s
*[[Tarn Adams]] – [[Dwarf Fortress]]
*[[Leonard Adleman]] – co-created [[RSA (cryptosystem)|RSA]] algorithm (being the ''A'' in that name), coined the term ''computer virus''
*[[Alfred Aho]] – co-created [[AWK]] (being the ''A'' in that name), and main author of famous [[Compilers: Principles, Techniques, and Tools]] (Dragon book)
*[[Allan Alcorn]] – [[Pong]]
*[[Andrei Alexandrescu]] – author, expert on languages [[C++]], [[D (programming language)|D]], and created the [[Modern C++ Design#Loki library|Loki library]]
*[[Frances Allen]] – [[optimizing compiler]]s,  [[program optimization]], and [[parallel computing]]
*[[Paul Allen]] – [[Altair BASIC]], [[Applesoft BASIC]], cofounded [[Microsoft]]
*[[Eric Allman]] – [[sendmail]], [[syslog]]
*[[Marc Andreessen]] – co-created [[Mosaic (web browser)|Mosaic]], cofounded [[Netscape]]
*[[Bruce Artwick]] – [[Microsoft Flight Simulator]]
*[[Jeremy Ashkenas]] – [[CoffeeScript]] programming language and [[Backbone.js]]
*[[Julian Assange]] – Surfraw<!--Q4050423-->, [[Rubberhose (file system)]], Strobe [[port scanner]] which influenced [[Nmap]]
*[[Bill Atkinson]] – [[QuickDraw]], [[HyperCard]]
*[[Lennart Augustsson]] – languages (Lazy [[ML (programming language)|ML]], Cayenne), compilers (HBC [[Haskell]], parallel Haskell front end, [[Bluespec]] [[SystemVerilog]] early), [[LPMud]] pioneer, [[NetBSD]] [[device driver]]s
<!-- Please order entries alphabetically. -->

==B==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Roland Carl Backhouse]] – [[computer program]] construction, [[algorithm]]ic problem solving, [[ALGOL]]
*[[Adam Back]] – [[Hashcash]]
*[[John Backus]] – [[Fortran]], [[Backus–Naur form|BNF]]
*[[Lars Bak (computer programmer)|Lars Bak]] – [[virtual machine]] specialist
*[[Richard Bartle]] – [[Multi-user dungeon|MUD]], with [[Roy Trubshaw]], created MUDs
*[[Friedrich L. Bauer]] – [[Stack (data structure)]], ''Sequential Formula Translation'', [[ALGOL]], [[software engineering]], [[Bauer–Fike theorem]]
*[[Kent Beck]] – created [[Extreme programming]], cocreated [[JUnit]]
*[[Donald Becker]] – [[Linux]] [[Ethernet]] drivers, [[Beowulf cluster]]ing
*[[Brian Behlendorf]] – [[Apache HTTP Server]], co-founder of [[The Apache Software Foundation]]
*[[Doug Bell (game designer)|Doug Bell]] – ''[[Dungeon Master (video game)|Dungeon Master]]'' series of [[video game]]s
*[[Fabrice Bellard]] – created [[FFmpeg]] open codec library, [[QEMU]] virtualization tools
*[[Tim Berners-Lee]] – invented [[World Wide Web]]
*[[Daniel J. Bernstein]] – [[djbdns]], [[qmail]]
*[[Pierre Bézier]] – [[Bézier curve]], [[Bézier surface]], [[Computer-aided manufacturing]], [[UNISURF]]
*[[Eric Bina]] – cocreated [[Mosaic (web browser)|Mosaic web browser]]
*[[Marc Blank]] – cocreated ''[[Zork]]''
*[[Jim Blinn]] – [[Blinn–Phong reflection model]]
*[[Joshua Bloch]] – core Java language designer, lead the [[Java collections framework]] project
*[[Jonathan Blow]] – [[video game]]s: ''[[Braid (video game)|Braid]]'', ''[[The Witness (2016 video game)|The Witness]]''
*[[Susan G. Bond]] – cocreated [[ALGOL 68-R]]
*[[Grady Booch]] – cocreated [[Unified Modeling Language]]
*[[Ed Boon]] – [[Mortal Kombat]]
*[[Alan H. Borning]] – [[human–computer interaction]], [[object-oriented programming]], [[constraint programming]], [[programming language]]s, [[ThingLab]]
*[[Bert Bos]] – authored [[Argo (web browser)|Argo]] web browser, co-authored [[Cascading Style Sheets]]
*[[Keith Bostic (software engineer)|Keith Bostic]] – [[nvi]], [[FreeBSD]], [[NetBSD]], and [[OpenBSD]]
*[[Stephen R. Bourne]] – cocreated [[ALGOL 68C]], created [[Bourne shell]]
*[[David Bradley (engineer)|David Bradley]] – coder on the [[IBM PC]] project team who wrote the ''Control-Alt-Delete'' keyboard handler, embedded in all PC-compatible [[BIOS]]es
*[[Andrew Braybrook]] – video games ''[[Paradroid]]'' and ''[[Uridium]]''
*[[Lawrence M. Breed|Larry Breed]] – implementation of Iverson Notation (APL), co-developed [[APL (programming language)|APL]]\360, [[Scientific Time Sharing Corporation]] cofounder
*[[Jack Elton Bresenham]] – created [[Bresenham's line algorithm]]
*[[Dan Bricklin]] – cocreated [[VisiCalc]], the first personal [[spreadsheet]] program
*[[Walter Bright]] – [[Digital Mars]], First C++ compiler, authored [[D (programming language)]]
*[[Sergey Brin]] – cofounded [[Google]] Inc.
*[[Per Brinch Hansen]] (surname "Brinch Hansen") – [[RC 4000 multiprogramming system]], [[operating system]] [[Kernel (operating system)|kernels]], [[microkernel]]s, [[Monitor (synchronization)|monitors]], [[concurrent programming]], [[Concurrent Pascal]], [[distributed computing]] & processes, [[parallel computing]]
*[[Richard Brodie (programmer)|Richard Brodie]] – [[Microsoft Word]]
*[[Andries Brouwer]] – ''[[Hack (Unix video game)|Hack]]'', former maintainer of [[man page]]r, [[Linux kernel]] hacker
*[[Paul Buchheit]] – created [[Gmail]]
*[[Danielle Bunten Berry]] (Dani Bunten) – ''[[M.U.L.E.]]'', multiplayer video game and other noted video games
*[[Rod Burstall]] – languages [[COWSEL]] (renamed POP-1), [[POP-2]], [[NPL (programming language)|NPL]], [[Hope (programming language)|Hope]]; ACM SIGPLAN 2009 PL Achievement Award
*[[Vitalik Buterin]] – [[Ethereum]]
*[[Dries Buytaert]] – created [[Drupal]]
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==C==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Steve Capps]] – cocreated [[Macintosh]] and [[Apple Newton|Newton]]
*[[John Carmack]] – [[first-person shooter]]s ''[[Doom (series)|Doom]]'', ''[[Quake (video game)|Quake]]''
*[[Edwin Catmull]] – co-founder of [[Pixar]], [[Catmull–Rom spline]], [[Catmull–Clark subdivision surface]], [[texture mapping]]
*[[Vint Cerf]] – [[TCP/IP]], [[Network Control Protocol (ARPANET)|NCP]]
*[[Timothy M. Chan]] – [[Chan's algorithm]]
*[[Donald D. Chamberlin]] – [[SQL]]
*[[David Chaum]] – [[blind signature]]s, [[International Association for Cryptologic Research]], [[mix-net]], [[electronic voting]], [[Dining cryptographers protocol]], [[privacy-enhancing technologies]], and the godfather of [[digital currency]]
*[[Steve Chen]] – co-founder of [[YouTube]], [[MixBit#AVOS Systems|AVOS]], and part of the [[PayPal Mafia]]
*[[Ward Christensen]] – wrote the first BBS (Bulletin Board System) system CBBS
*[[Edgar F. Codd]] – principal architect of [[relational model]]
*[[Bram Cohen]] – [[BitTorrent (protocol)|BitTorrent]] protocol design and implementation
*[[Alain Colmerauer]] – [[Prolog]]
*[[Richard W. Conway]] – compilers for [[CORC]], [[Cornell University Programming Language|CUPL]], and [[PL/C]]; XCELL Factory Modelling System
*[[Alan Cooper (software designer)|Alan Cooper]] – [[Visual Basic (classic)|Visual Basic]]
*[[Fernando J. Corbató]] – [[Multics]] and [[Compatible Time-Sharing System]]
*[[Mike Cowlishaw]] – [[Rexx|REXX and NetRexx]], [[Oxford English Dictionary|LEXX editor]], image processing, [[decimal]] arithmetic packages
*[[Alan Cox (computer programmer)|Alan Cox]] – co-developed [[Linux]] [[Kernel (operating system)|kernel]]
*[[Brad Cox]] – [[Objective-C]]
*[[Mark Crispin]] – created [[IMAP]], authored UW-IMAP, one of reference implementations of [[IMAP4]]
*[[William Crowther (programmer)|William Crowther]] – ''Colossal Cave Adventure''
*[[Ward Cunningham]] – created [[Wiki]] concept
*[[Dave Cutler]] – architected [[RSX-11M]], [[OpenVMS]], [[VAXELN]], [[DEC MICA]], [[Windows NT]]
*[[Doug Cutting]] – [[Apache Hadoop]], [[Apache Lucene]], [[Apache Nutch]]
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==D==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Ole-Johan Dahl]] – cocreated [[Simula]], [[object-oriented programming]]
*[[Ryan Dahl]] – created [[Node.js]]
*[[Wei Dai]] – [[Crypto++]] library, [[Wei Dai#b-money|b-money]], [[VMAC]]
*[[Terry A. Davis]] – developer of [[TempleOS]]
*[[Jeff Dean (computer scientist)|Jeff Dean]] – [[Spanner (database)|Spanner]], [[Bigtable]], [[MapReduce]], [[TensorFlow]]
*[[L. Peter Deutsch]] – [[Ghostscript]], [[Assembly language#Assembler|Assembler]] for [[PDP-1]], [[XDS-940]] [[time-sharing|timesharing]] system, [[QED (text editor)|QED]] original co-author
*[[Robert Dewar]] – [[IFIP Working Group 2.1|IFIP WG 2.1]] member, chairperson, [[ALGOL 68]]; [[GNAT|AdaCore]] cofounder, president, CEO
*[[Edsger W. Dijkstra]] – contributions to [[ALGOL]], [[Dijkstra's algorithm]], ''[[Go To Statement Considered Harmful]]'', [[IFIP Working Group 2.1|IFIP WG 2.1]] member
*[[Matt Dillon (computer scientist)|Matt Dillon]] – programmed various software including DICE and [[DragonflyBSD]]
*[[Jack Dorsey]] – created [[Twitter]]
*[[Martin Dougiamas]] – creator and lead developed [[Moodle]]
*[[Adam Dunkels]] – authored [[Contiki]] operating system, the [[lwIP]] and [[uIP (micro IP)|uIP]] embedded TCP/IP stacks, invented [[protothread]]s
*[[Pavel Durov]] — co-founding of [[VK (service)|VK]] and [[Telegram (software)|Telegram]]
<!-- Please order entries alphabetically. -->

==E==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Les Earnest]] – authored [[Finger protocol|finger]] program
*[[Alan Edelman]] – Edelman's Law, stochastic operator, Interactive Supercomputing, [[Julia (programming language)]] cocreator, high performance computing, numerical computing
*[[Brendan Eich]] – created [[JavaScript]]
*[[Larry Ellison]] – co-created [[Oracle Database]], cofounded [[Oracle Corporation]]
*[[Andrey Ershov]] – languages ''ALPHA'', ''[[Rapira]]''; first Soviet [[time-sharing]] system ''AIST-0'', electronic publishing system ''RUBIN'', [[multiprocessing]] [[workstation]] ''MRAMOR'', [[IFIP Working Group 2.1|IFIP WG 2.1]] member, ''Aesthetics and the Human Factor in Programming''
*[[Marc Ewing]] – created [[Red Hat Linux]]
<!-- Please order entries alphabetically. -->

==F==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Scott Fahlman]] – created smiley face emoticon :-) 
*[[Dan Farmer]] – created [[COPS (software)|COPS]] and [[Security Administrator Tool for Analyzing Networks]] (SATAN) Security Scanners
*[[Steve Fawkner]] – created ''[[Warlords (game series)|Warlords]]'' and ''[[Puzzle Quest]]''
*[[Craig Federighi]] – [[NeXTSTEP]]  and [[Apple Inc.|Apple]] senior vice president
*[[Stuart Feldman]] – created [[make (software)|make]], authored [[Fortran 77]] compiler, part of original group that created [[Unix]]
*[[Lex Fridman]] – [[Lex Fridman#Lex Fridman Podcast|Artificial Intelligence Podcast]] now the [[Lex Fridman#Lex Fridman Podcast|Lex Fridmen Podcast]]
*[[David Filo]] – cocreated [[Yahoo!]]
*[[Hal Finney (computer scientist)|Hal Finney]] — helped [[Satoshi Nakamoto]] [[Debugging|debug]] [[Bitcoin]], [[Reusable proof-of-work|reusable proof-of-work]], and early developer of [[Pretty Good Privacy]].
*[[Brad Fitzpatrick]] – created [[memcached]], [[Livejournal]] and [[OpenID]]
*[[Andrew Fluegelman]] – author [[PC-Talk]] communications software; considered a cocreated [[shareware]]
*[[Scott Forstall]] – lead software developer during the creation of [[iOS]] for [[iPad]] and [[iPhone]]
*[[Martin Fowler (software engineer)|Martin Fowler]] – created the [[dependency injection]] pattern of software engineering, a form of [[inversion of control]]
*[[Brian Fox (computer programmer)|Brian Fox]] – created [[Bash (Unix shell)|Bash]], [[Readline]], [[GNU]] [[Finger (protocol)|Finger]]
*[[Nick Frosst]] – co-founder of the Toronto-based AI company [[Cohere]]
<!-- Please order entries alphabetically. -->

==G==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Elon Gasper]] – cofounded [[Bright Star Technology]], patented realistic facial movements for in-game speech; [[HyperAnimator]], [[Alphabet Blocks]], etc.
*[[Bill Gates]] – [[Altair BASIC]], cofounded [[Microsoft]]
*[[Jim Gettys]] – [[X Window System]], [[HTTP]]/1.1, [[One Laptop per Child]], [[Bufferbloat]]
*[[Steve Gibson (computer programmer)|Steve Gibson]] – created [[SpinRite]]
*[[John Gilmore (activist)|John Gilmore]] – [[GNU Debugger]] (GDB)
*[[Adele Goldberg (computer scientist)|Adele Goldberg]] – cocreated [[Smalltalk]]
*[[Ian Goldberg]] – [[Off-the-record messaging]]
*[[Ryan C. Gordon]] (a.k.a. Icculus) – [[Loki Games|Lokigames]], [[ioquake3]]
*[[James Gosling]] – [[Java (programming language)|Java]], [[Gosling Emacs]], [[NeWS]]
*[[Bill Gosper]] – [[Macsyma]], [[Lisp machine]], [[hashlife]], helped [[Donald Knuth]] on Vol.2 of [[The Art of Computer Programming]] (Semi-numerical algorithms)
*[[Paul Graham (programmer)|Paul Graham]] – [[Yahoo! Store]], [[On Lisp]], ANSI [[Common Lisp]]
*[[John Graham-Cumming]] – authored [[POPFile]], a [[Naive Bayes spam filtering|Bayesian filter]]-based e-mail classifier
*[[Richard Greenblatt (programmer)|Richard Greenblatt]] – [[Lisp machine]], [[Incompatible Timesharing System]], [[MacHack (chess)|MacHack]]
*[[Brendan Gregg]] – [[Berkeley Packet Filter#Extensions and optimizations|eBPF]], [[DTrace]] toolkit
*[[David Gries]] – The book ''The Science of Programming'',  [[Interference freedom]], Member Emeritus, IFIP Working Group 2.3 on Programming Methodology
*[[Ralph Griswold]] – cocreated [[SNOBOL]], created [[Icon (programming language)]]
*[[Robert Griesemer]] – cocreated [[Go (programming language)|Go]]
*[[Neil J. Gunther]] – authored Pretty Damn Quick (PDQ) performance modeling program
*[[Scott Guthrie]] (a.k.a. ScottGu) – ASP.NET creator
*[[Jürg Gutknecht]] – with [[Niklaus Wirth]]: [[Lilith (computer)|Lilith]] computer; [[Modula-2]], [[Oberon (programming language)|Oberon]], [[Zonnon]] [[programming language]]s; [[Oberon (operating system)|Oberon]] [[operating system]]
*[[Andi Gutmans]] – cocreated [[PHP]] programming language
*[[Michael Guy]] – [[Phoenix (computer)|Phoenix]], work on [[number theory]], [[computer algebra]], higher dimension [[polyhedra]] theory, [[ALGOL 68C]]; work with [[John Horton Conway]]
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==H==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Daniel Ha]] – cofounder and CEO of blog comment platform [[Disqus]]
*[[Nico Habermann]] – work on [[operating system]]s, [[software engineering]], [[inter-process communication]], process synchronization, [[deadlock (computer science)|deadlock]] avoidance, [[software verification]], [[programming language]]s: [[ALGOL 60]], [[BLISS]], [[Pascal (programming language)|Pascal]], [[Ada (programming language)|Ada]]
*[[Jim Hall (computer programmer)|Jim Hall]] – started the [[FreeDOS]] project
*[[Margaret Hamilton (software engineer)|Margaret Hamilton]] – Director of Software Engineering Division of [[MIT Instrumentation Laboratory]], which developed on-board flight software for the space [[Apollo program]]
*[[Brian Harris (translation researcher)|Brian Harris]] – [[machine translation]] research, Canada's first [[computer-assisted translation]] course, natural translation theory, [[community interpreting]] (Critical Link)
*[[Donald Haderle]]  – one of the first commercial [[RDBMS]]s the [[IBM Db2]]
*[[Juris Hartmanis]] – [[Computational complexity theory]]
*[[Eric Hehner]] – [[predicative programming]], [[formal methods]], [[quote notation]], [[ALGOL]]
*[[David Heinemeier Hansson]] – created the [[Ruby on Rails]] framework for developing web applications
*[[Rebecca Heineman]] – authored ''[[Bard's Tale III]]: Thief of Fate'' and ''[[Dragon Wars]]''
*[[Gernot Heiser]] – [[operating system]] teaching, research, commercialising, Open Kernel Labs, [[L4 microkernel family#Commercial deployment|OKL4]], Wombat
*[[Anders Hejlsberg]] – [[Turbo Pascal]], [[Delphi (software)|Delphi]], [[C Sharp (programming language)|C#]], [[TypeScript]]
*[[Ted Henter]] – founded Henter-Joyce (now part of [[Freedom Scientific]]) created [[JAWS (screen reader)|JAWS screen reader]] software for blind people
*[[Andy Hertzfeld]] – co-created [[Macintosh]], cofounded [[General Magic]], cofounded [[Eazel]]
*[[D. Richard Hipp]] – created [[SQLite]]
*[[Tony Hoare|C. A. R. Hoare]] – first implementation of [[quicksort]], [[ALGOL 60]] compiler, [[Communicating sequential processes]]
*[[Louis Hodes]] – [[Lisp (programming language)|Lisp]], [[pattern recognition]], [[logic programming]], [[cancer research]]
*[[John Henry Holland]] – pioneer in what became known as [[genetic algorithm]]s, developed [[Holland's schema theorem]], [[Learning classifier system|Learning Classifier Systems]]
*[[Adrian Holovaty]] — [[Django (web framework)]]
*[[Allen Holub]] – author and public speaker, [[Agile Manifesto]] signatory
*[[Bri Holt]] – founder of [[Vidmeter]] and [[Engrade]]
*[[Grace Hopper]] – [[Harvard Mark I]] computer, [[FLOW-MATIC]], [[COBOL]]
*[[Ben Horowitz]] – [[Netscape]] product manager and [[Opsware]] co-founder and CEO
*[[Paul Hudak]] – [[Haskell]] language design, textbooks on it and [[computer music]]
*[[Tom Hudson (programmer)|Tom Hudson]] – [[Autodesk 3ds Max|3D Studio]], [[Cyber Studio|CAD-3D]], [[DEGAS (software)|DEGAS]]
*[[David A. Huffman]] – created the [[Huffman coding]]; a compression algorithm
*[[Roger Hui]] – co-authored [[J (programming language)|J]]
*[[Dave Hyatt]] – co-authored [[Mozilla]] [[Firefox]]
*[[P. J. Hyett]] – cofounded [[GitHub]]
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==I==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Miguel de Icaza]] – [[GNOME]] project leader, initiated [[Mono (software)|Mono]] project
*[[Jean Ichbiah]] – [[Ada (programming language)]]
*[[Roberto Ierusalimschy]] – [[Lua]] leading architect
*[[Dan Ingalls]] – cocreated [[Smalltalk]] and [[Bitblt]]
*[[Ross Ihaka]] – [[R (programming language)]]
*[[Geir Ivarsøy]] – cocreated [[Opera (web browser)|Opera]] web browser
*[[Kenneth E. Iverson|Ken Iverson]] – [[APL (programming language)|APL]], [[J (programming language)|J]]
*[[Toru Iwatani]] – created ''[[Pac-Man]]''
<!-- Please order entries alphabetically. -->

==J==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Bo Jangeborg]] – [[ZX Spectrum]] games
*[[Paul Jardetzky]] – authored server program for the [[Trojan room coffee pot|first webcam]]
*[[Rod Johnson (programmer)|Rod Johnson]] – created [[Spring Framework]], founded [[SpringSource]]
*[[Stephen C. Johnson]] – [[yacc]]
*[[Lynne Jolitz]] – [[386BSD]]
*[[William Jolitz]] – [[386BSD]]
*[[Bill Joy]] – [[Berkeley Software Distribution|BSD]], [[C shell|csh]], [[Vi (text editor)|vi]], cofounded [[Sun Microsystems]]
*[[Robert K. Jung]] – created [[ARJ]]
<!-- Please order entries alphabetically. -->

==K==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Ted Kaehler]] – contributions to [[Smalltalk]], [[Squeak]], [[HyperCard]]
*[[Laxmikant Kale]] – [[Charm++]]
*[[Poul-Henning Kamp]] – [[MD5]] password hash algorithm, FreeBSD [[GEOM]] and [[GBDE]], part of [[Unix File System|UFS2]], [[FreeBSD Jail]]s, [[malloc]] and the [[Beerware]] license
*[[Mitch Kapor]] – [[Lotus 1-2-3]], founded [[Lotus Development Corporation]]
*[[Jawed Karim]] – co-founded [[YouTube]] and part of the [[PayPal Mafia]]
*[[Andrej Karpathy]] - co-founded [[OpenAI]], director of artificial intelligence at [[Tesla, Inc.|Tesla]], coined the term "[[vibe coding]]"
*[[Michael Kass]] – [[Active contour model]]
*[[Phil Katz]] – created [[Zip (file format)]], authored [[PKZIP]]
*[[Alan Kay]] – [[Smalltalk]], [[Dynabook]], [[Object-oriented programming]], [[Squeak]]
*[[Mel Kaye]] – [[LGP-30]] and [[RPC-4000]] machine code programmer at [[Royal McBee]] in the 1950s, famed as "[[Real Programmer]]" in [[the Story of Mel]]
*[[Stan Kelly-Bootle]] – [[Manchester Mark 1]], ''[[The Devil's DP Dictionary]]''
*[[John G. Kemeny|John Kemeny]] – cocreated [[BASIC]]
*[[Brian Kernighan]] – cocreated [[AWK]] (being the ''K'' in that name), [[AMPL]], and authored [[ditroff]] text-formatting tool
*[[Gary Kildall]] – [[CP/M]], [[MP/M]], [[BIOS]], [[PL/M]], also known for work on [[data-flow analysis]], [[binary recompiler]]s, multitasking operating systems, graphical user interfaces, disk caching, [[CD-ROM]] file system and data structures, early multi-media technologies, founded [[Digital Research]] (DRI)
*[[Spencer Kimball (computer programmer)|Spencer Kimball]] – [[GIMP]], [[CockroachDB]]
*[[Tom Knight (scientist)|Tom Knight]] – [[Incompatible Timesharing System]]
*[[Jim Knopf]] – a.k.a. Jim Button, author [[PC-File]] flatfile database; cocreated [[shareware]]
*[[Donald E. Knuth]] – [[TeX]], [[CWEB]], [[Metafont]], ''[[The Art of Computer Programming]]'', [[Concrete Mathematics]]
*[[Andrew Koenig (programmer)|Andrew R. Koenig]] – co-authored books on [[C (programming language)|C]] and [[C++]] and former Project Editor of ISO/ANSI standards committee for C++
*[[Gennady Korotkevich]] - Competitive programmer, first to break the 3900 barrier on [[Codeforces]]
*[[Cornelis H. A. Koster]] – ''Report on the Algorithmic Language [[ALGOL 68]]'', [[ALGOL 68#transput: Input and output|ALGOL 68 transput]]
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==L==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Andre LaMothe]] – created XGameStation, one of world's first video game console development kits
*[[Leslie Lamport]] – [[LaTeX]]
*[[Butler Lampson]] – [[QED (text editor)|QED]] original co-author
*[[Peter Landin]] – [[ISWIM]], [[J operator]], [[SECD machine]], [[off-side rule]], [[syntactic sugar]], [[ALGOL]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member
*[[Tom Lane (computer scientist)|Tom Lane]] – main author of [[libjpeg]], major developer of [[PostgreSQL]]
*[[Sam Lantinga]] – created [[Simple DirectMedia Layer]] (SDL)
*[[Richard H. Lathwell|Dick Lathwell]] – codeveloped [[APL (programming language)|APL]]\360
*[[Tim Berners-Lee]] – inventor of the [[World Wide Web]]
*[[Chris Lattner]] – main author of [[LLVM]] project, [[Swift (programming language)|Swift]], [[Mojo (programming language)]], [[Clang]], [[MLIR (software)|MLIR]]
*[[Samuel J. Leffler]] – [[Berkeley Software Distribution|BSD]], [[HylaFAX|FlexFAX]], [[LibTIFF]], [[Comparison of open-source wireless drivers#FreeBSD|FreeBSD Wireless Device Drivers]]
*[[Rasmus Lerdorf]] – original creator of [[PHP]]
*[[Xavier Leroy]] — [[OCaml]] and [[CompCert]]
*[[Michael Lesk]] – [[Lex (software)|Lex]]
*[[Gordon Letwin]] – architected [[OS/2]], authored [[High Performance File System]] (HPFS)
*[[Max Levchin]] – co-founder of [[PayPal]]
*[[Jochen Liedtke]] – [[microkernel]] [[operating system]]s [[Eumel]], [[L3 microkernel|L3]], [[L4 microkernel family|L4]]
*[[Charles H. Lindsey]] – [[IFIP Working Group 2.1|IFIP WG 2.1]] member, ''Revised Report on [[ALGOL 68]]''
*[[Håkon Wium Lie]] – co-authored [[Cascading Style Sheets]]
*[[Barbara Liskov]] – [[CLU (programming language)]], [[Argus (programming language)]], [[Liskov substitution principle]]
*[[Mike Little]] - co-authored [[WordPress]]
*[[Yanhong Annie Liu]] – [[programming language]]s, [[algorithm]]s, program design, [[program optimization]], [[software]] systems, optimizing, analysis, and transformations, intelligent systems, [[distributed computing]], [[computer security]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member
*[[Ed Logg]] – [[Asteroids (video game)|Asteroids]], [[Tetris (Atari Games)|Tetris]], and [[Ed Logg#Games|other Atari video games]]
*[[Robert Love]] – [[Linux kernel]] developer
*[[Ada Lovelace]] – first programmer (of [[Charles Babbage]]s' [[Analytical Engine]])
*[[Al Lowe]] – created ''[[Leisure Suit Larry]]'' series
*[[David Luckham]] – [[Lisp (programming language)|Lisp]], [[Automated theorem proving]], Stanford [[Pascal (programming language)|Pascal]] Verifier, [[Complex event processing]], [[Rational Software]] cofounder ([[Ada (programming language)|Ada]] [[compiler]])
*[[Hans Peter Luhn]] – hash-coding, linked list, searching and sorting binary tree
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==M==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Magnus Manske]] – [[MediaWiki]] and [[GENtle]]
*[[Khaled Mardam-Bey]] – created mIRC (Internet Relay Chat Client)
*[[Simon Marlow]] – [[Haskell]] developer, book author; co-developer: [[Glasgow Haskell Compiler]], Haxl remote data access [[Library (computing)|library]]
*[[Robert C. Martin]] – authored ''Clean Code'', ''The Clean Coder'', leader of Clean Code movement, signatory on the [[Agile Manifesto]]
*[[John Mashey]] – authored [[PWB shell]], also called Mashey shell
*[[Yukihiro Matsumoto]] "Matz" – [[Ruby (programming language)|Ruby]] language
*[[Peter Mattis]] – [[GTK]], [[GIMP]]
*[[Timothy C. May]] – [[Cypherpunk]]s [[electronic mailing list]], [[time-lock puzzle]], [[Crypto Anarchist|Crypto Anarchist Manifesto]]
*[[Conor McBride]] – researches [[type theory]], [[functional programming]]; cocreated [[Epigram (programming language)]] with James McKinna; member [[IFIP Working Group 2.1]] on Algorithmic Languages and Calculi
*[[John McCarthy (computer scientist)|John McCarthy]] – [[Lisp (programming language)|Lisp]], [[ALGOL]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member, [[artificial intelligence]]
*[[Craig McClanahan]] – original author [[Jakarta Struts]], architect of [[Tomcat Catalina]] servlet container
*[[Daniel D. McCracken]] – professor at [[City College of New York|City College]] and authored ''Guide to [[ALGOL|Algol]] Programming'', ''Guide to [[COBOL|Cobol]] Programming'', ''Guide to [[Fortran]] Programming'' (1957)
*[[Scott A. McGregor]] – architect and development team lead of [[Microsoft]] [[Windows 1.0]], co-authored [[X Window System]] version 11, and developed Cedar Viewers Windows System at [[PARC (company)|Xerox PARC]]
*[[Douglas McIlroy]] – [[Macro (computer science)|macros]], [[pipes and filters]], concept of [[software componentry]], [[Unix]] tools (spell, diff, sort, join, graph, speak, tr, etc.)
*[[Marshall Kirk McKusick]] – [[Berkeley Software Distribution]] (BSD), work on [[Unix File System|FFS]], implemented [[soft updates]]
*[[Sid Meier]] – author, ''[[Civilization (series)|Civilization]]'' and ''[[Railroad Tycoon]]'', cofounded [[MicroProse]]
*[[Ralph Merkle]] – Co-inventor of [[public key cryptography]], [[Merkle tree]], [[Merkle's puzzles]], [[Merkle–Hellman knapsack cryptosystem]], [[Merkle–Damgård construction]]
*[[Bertrand Meyer]] – [[Eiffel (programming language)|Eiffel]], ''[[Object-oriented design|Object-oriented Software Construction]]'', [[design by contract]]
*[[Jude Milhon]] – founding member of the [[Cypherpunk]]s
*[[Bob Miner]] – co-created [[Oracle Database]], cofounded [[Oracle Corporation]]
*[[Jeff Minter]] – psychedelic, and often [[llama]]-related [[video game]]s
*[[James G. Mitchell]] – [[WATFIV|WATFOR]] compiler, [[Mesa (programming language)]], [[Spring (operating system)]], [[ARM architecture family|ARM architecture]]
*[[Arvind (computer scientist)|Arvind Mithal]] – [[formal verification]] of large [[digital system]]s, developing dynamic [[dataflow architecture]]s, [[parallel computing]] [[programming language]]s (Id, pH), compiling on parallel machines
*[[Petr Mitrichev]] – [[competitive programming|competitive programmer]]
*[[Cleve Moler]] – co-authored [[LINPACK]], [[EISPACK]], and [[MATLAB]] 
*[[Lou Montulli]] – created [[Lynx (browser)|Lynx]] browser, [[HTTP cookie|cookies]], the blink tag, server push and client pull, HTTP proxying, HTTP over SSL, browser integration with animated GIFs, founding member of HTML working group at [[W3C]]
*[[Bram Moolenaar]] – authored text-editor [[Vim (text editor)|Vim]]
*[[David A. Moon]] – [[Maclisp]], [[ZetaLisp]]
*[[Charles H. Moore]] – created [[Forth (programming language)|Forth]] language
*[[Roger Moore (computer scientist)|Roger Moore]] – co-developed [[APL (programming language)|APL]]\360, created [[IPSANET]], cofounded [[I. P. Sharp Associates]]
*[[Matt Mullenweg]] – co-authored [[WordPress]]
*[[Boyd Munro]] – Australian developed [[Grasp (spooler)|GRASP]], owns SDI, one of earliest software development companies
*[[Elon Musk]] – [[Zip2]], [[X.com (bank)|X.com]], [[OpenAI]], and [[Grok (chatbot)|Grok]]
*[[Mike Muuss]] – authored [[Ping (networking utility)|ping]], network tool to detect hosts
<!-- Please order entries alphabetically. -->

==N==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Satoshi Nakamoto]] – [[Bitcoin]] and [[blockchain]] database
*[[Peter Naur]] (1928–2016) – [[Backus–Naur form]] (BNF), [[ALGOL 60]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member
*[[Fredrik Neij]] – cocreated [[The Pirate Bay]]
*[[Graham Nelson]] – created [[Inform]] authoring system for [[interactive fiction]]
*[[Greg Nelson (computer scientist)|Greg Nelson]] (1953–2015) – [[satisfiability modulo theories]], [[extended static checking]], [[program verification]], [[Modula-3]] committee, ''Simplify'' theorem prover in [[ESC/Java]]
*[[Klára Dán von Neumann]] (1911–1963) – principal programmer for the [[MANIAC I]]
*[[Maurice Nivat]] (1937–2017) – [[theoretical computer science]], ''[[Theoretical Computer Science (journal)|Theoretical Computer Science]]'' journal, [[ALGOL]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member
*[[Peter Norton]] – programmed [[Norton Utilities]]
*[[Peter Norvig]] – books ''[[Artificial Intelligence: A Modern Approach]]'', ''[[Paradigms of AI Programming: Case Studies in Common Lisp]]''
*[[Kristen Nygaard]] (1926–2002) – [[Simula]], [[object-oriented programming]]
<!-- Please order entries alphabetically. -->

==O==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Ed Oates]] – cocreated [[Oracle Database]], cofounded [[Oracle Corporation]]
*[[Martin Odersky]] – [[Scala (programming language)|Scala]]
*[[Peter O'Hearn]] – [[separation logic]], [[bunched logic]], [[Infer Static Analyzer]]
*[[Jarkko Oikarinen]] – created [[Internet Relay Chat]] (IRC)
*[[Travis Oliphant]] — [[NumPy]], [[SciPy]], [[Anaconda (Python distribution)]], [[Probabilistic programming]]
*[[Oliver Twins|Andrew and Philip Oliver]], the Oliver Twins – many [[ZX Spectrum]] games including ''[[Dizzy (video game)|Dizzy]]''
*[[John Ousterhout]] – created [[Tcl (programming language)|Tcl]]/[[Tk (software)|Tk]]
<!-- Please order entries alphabetically. -->

==P==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Keith Packard]] – [[X Window System]]
*[[Larry Page]] – cofounded Google, Inc.
*[[Alexey Pajitnov]] – created game [[Tetris]] on [[Electronika 60]]
*[[Seymour Papert]] – [[Logo (programming language)]]
*[[Tony Parisi (software developer)|Tony Parisi]] – [[Virtual Reality Modeling Language]] (VRML)
*[[David Park (computer scientist)|David Park]] (1935–1990) – first [[Lisp (programming language)|Lisp]] implementation, expert in fairness, program schemas, [[bisimulation]] in [[concurrent computing]]
*[[Mike Paterson]] – [[algorithm]]s, [[analysis of algorithms]] (complexity)
*[[Tim Paterson]] – authored [[86-DOS]] (QDOS)
*[[Bruce Perens]] – co-found of the [[Open Source Initiative]] and  original author of [[BusyBox]]
*[[Alan Perlis]] – first successful [[compiler]] and co-developed [[ALGOL]] 
*[[Markus Persson]] – created Minecraft
*[[Tim Peters (software engineer)|Tim Peters]] – [[Timsort]], [[CPython]]
*[[Jeffrey Peterson]] – key [[free and open-source software]] architect, created [[Quepasa]]
*[[Charles Petzold]] – authored many [[Microsoft Windows]] programming books
*[[Simon Peyton Jones]] – [[functional programming]], [[Glasgow Haskell Compiler]], [[C--]]
*[[Rob Pike]] – wrote first bitmapped window system for Unix, cocreated [[UTF-8]] character encoding, authored text editor [[sam (program)|sam]] and programming environment [[Acme (text editor)|acme]], main author of [[Plan 9 from Bell Labs|Plan 9]] and [[Inferno (operating system)|Inferno]] operating systems, co-authored [[Go (programming language)]]
*[[Kent Pitman]] – technical contributor to the ANSI [[Common Lisp]] standard
*[[Robin Popplestone]] – [[COWSEL]] (renamed POP-1), [[POP-2]], [[POP-11]] languages, [[Poplog]] [[Integrated development environment|IDE]]; [[Freddy II]] robot
*[[Tom Preston-Werner]] – cofounded [[GitHub]]
<!-- Please order entries alphabetically. -->

==R==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Theo de Raadt]] – founding member of [[NetBSD]], founded [[OpenBSD]] and [[OpenSSH]]
*[[Brian Randell]] – [[ALGOL 60]], software [[fault tolerance]], [[dependability]], pre-1950 [[history of computing hardware]]
*[[T. V. Raman]] – specializes in accessibility research ([[Emacspeak]], ChromeVox (screen reader for [[Google Chrome]])
*[[Jef Raskin]] – started the [[Macintosh]] project in [[Apple Computer]], designed [[Canon Cat]] computer, developed [[Archy (software)|Archy]] (The Humane Environment) program
*[[Eric S. Raymond]] – [[Open Source movement]], authored [[fetchmail]]
*[[Hans Reiser]] – created [[ReiserFS]] file system
*[[John Resig]] – creator and lead developed [[jQuery]] JavaScript library
*[[Craig Reynolds (computer graphics)|Craig Reynolds]] – created [[boids]] computer graphics simulation
*[[John C. Reynolds]] – [[continuation]]s, definitional interpreters, [[defunctionalization]], Forsythe, Gedanken language, [[intersection type]]s, [[System F|polymorphic lambda calculus]], relational [[parametricity]], [[separation logic]], [[ALGOL]]
*[[Reinder van de Riet]] – Editor: ''Europe of Data and Knowledge Engineering'', COLOR-X event modeling language
*[[Dennis Ritchie]] – [[C (programming language)|C]], [[Unix]], [[Plan 9 from Bell Labs]], [[Inferno (operating system)|Inferno]]
*[[Ron Rivest]] – cocreated [[RSA (algorithm)|RSA]] algorithm (being the ''R'' in that name). created RC4 and MD5
*[[John Romero]] – [[first-person shooter]]s ''[[Doom (franchise)|Doom]]'', ''[[Quake (video game)|Quake]]''
*[[Armin Ronacher]] — [[Flask (web framework)]]
*[[Ton Roosendaal]] – [[Blender (software)|Blender]]
*[[Blake Ross]] – co-authored [[Mozilla Firefox]]
*[[Douglas T. Ross]] – Automatically Programmed Tools ([[APT (programming language)|APT]]), [[Computer-aided design]], [[structured analysis and design technique]], [[ALGOL X]]
*[[Guido van Rossum]] – [[Python (programming language)|Python]]
*[[Andy Rubin]] – [[Android (operating system)]]
*[[Philip Rubin]] – [[articulatory synthesis]] (ASY), [[sinewave synthesis]] (SWS), and [[HADES (software)|HADES]] signal processing system.
*[[Jeff Rulifson]] – lead programmer on the [[NLS (computer system)|NLS]] project
*[[Rusty Russell]] – created [[iptables]] for [[linux]]
*[[Steve Russell (computer scientist)|Steve Russell]] – first [[Lisp (programming language)|Lisp]] interpreter; original ''[[Spacewar!]]'' graphic video game
*[[Mark Russinovich]] – Sysinternals.com, Filemon, Regmon, Process Explorer, TCPView and RootkitRevealer
<!-- Please order entries alphabetically. -->

==S==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Bob Sabiston]] – [[Rotoshop]], interpolating [[rotoscope]] animation software
*[[Muni Sakya]] – Nepalese software
*[[Jean E. Sammet]] – [[FORMAC]], [[COBOL]]
*[[3Blue1Brown|Grant Sanderson]] – [[3Blue1Brown#Manim|Manim]] a [[List of Python software#Mathematical libraries|Python mathematical library]] for [[mathematical visualization]]s for his [[3Blue1Brown]] YouTube channel
*[[Chris Sawyer]] – developed ''[[RollerCoaster Tycoon (video game)|RollerCoaster Tycoon]]'' and the ''[[Transport Tycoon]]'' series
*[[David Sayre]] – one of the developers for [[Fortran]] and  [[Coherent diffraction imaging]]
*[[Cher Scarlett]] – [[Apple Inc.|Apple]], [[Webflow]], [[Blizzard Entertainment]], [[World Wide Technology]], and [[USA Today]]
*[[Bob Scheifler]] – [[X Window System]], [[Jini]]
*[[Isai Scheinberg]] – [[IBM]] engineer, founded [[PokerStars]]
*[[Bill Schelter]] – [[GNU Maxima]], [[GNU Common Lisp]]
*[[John M. Scholes|John Scholes]] – [[Direct function]]s
*[[Randal L. Schwartz]] – [[Just another Perl hacker]]
*[[Adi Shamir]] – cocreated [[RSA (cryptosystem)|RSA]] algorithm (being the ''S'' in that name)
*[[Mike Shaver]] – founding member of [[Mozilla Organization]]
*[[Cliff Shaw]] – [[Information Processing Language]] (IPL), the first AI language
*[[Zed Shaw]] – wrote the [[Mongrel (web server)|Mongrel Web Server]], for Ruby web applications
*[[Eric Schmidt]] – [[Lex (software)|Lex]] and CEO of [[Google]]
*[[Emily Short]] – prolific writer of [[Interactive fiction]] and co-developed [[Inform]] version 7
*[[Jacek Sieka]] – developed [[DC++]] an [[open-source software|open-source]], [[peer-to-peer]] [[file sharing|file-sharing]] [[client (computing)|client]]
*[[Daniel Siewiorek]] – [[electronic design automation]], [[Reliability (computer networking)|reliability computing]], [[Context awareness|context aware]] [[mobile computing]], [[Wearable computer|wearable computing]], [[computer-aided design]], [[rapid prototyping]], [[fault tolerance]]
*[[Ken Silverman]] – created ''[[Duke Nukem 3D]]''{{'}}s graphics engine
*[[Charles Simonyi]] – [[Hungarian notation]], [[Bravo (software)|Bravo]] (the first [[WYSIWYG]] text editor), [[Microsoft Word]]
*[[Colin Simpson (Canadian author)|Colin Simpson]] – developed [[CircuitLogix]] [[simulation software]]
*[[Rich Skrenta]] – cofounded [[DMOZ]]
*[[David Canfield Smith]] – invented [[Icon (computing)|interface icons]], [[programming by demonstration]], developed [[graphical user interface]], [[Xerox Star]]; [[PARC (company)|Xerox PARC]] researcher, cofounded Dest Systems, Cognition
*[[Matthew Smith (games programmer)|Matthew Smith]] – [[ZX Spectrum]] games, including ''[[Manic Miner]]'' and ''[[Jet Set Willy]]''
* [[Edward Snowden]] – American [[National Security Agency|NSA]] contractor and whistleblower, co-developer of the [[Haven (software)|Haven]] security app.
*[[Henry Spencer]] – [[C News]], [[Regex]]
*[[Joel Spolsky]] – cofounded Fog Creek Software and [[Stack Overflow]]
*[[Quentin Stafford-Fraser]] – authored original [[Virtual Network Computing|VNC]] viewer, first Windows VNC server, client program for the [[Trojan room coffee pot|first webcam]]
*[[Richard Stallman]] – [[Emacs]], [[GNU Compiler Collection]] (GCC), [[GDB]], founder and pioneer of [[GNU]] Project, terminal-independent I/O pioneer on [[Incompatible Timesharing System]] (ITS), [[Lisp machine]] manual
*[[Guy L. Steele Jr.]] – [[Common Lisp]], [[Scheme (programming language)|Scheme]], [[Java (programming language)|Java]], [[Emacs]]
*[[Alexander Stepanov]] – created [[Standard Template Library]]
*[[Michael Stonebraker]] – [[Ingres (database)|Ingres]], [[Postgres]], [[Vertica]], [[Streambase]], [[Illustra]], [[VoltDB]], [[SciDB]]
*[[Christopher Strachey]] – draughts playing program
*[[Ludvig Strigeus]] – created [[μTorrent]], [[OpenTTD]], [[ScummVM]] and the technology behind [[Spotify]]
*[[Bjarne Stroustrup]] – created [[C++]]
*[[Zeev Suraski]] – cocreated [[PHP]] language
*[[Gerald Jay Sussman]] – [[Scheme (programming language)|Scheme]]
*[[Bert Sutherland]] – [[computer graphics]], [[Internet]]
*[[Ivan Sutherland]] – [[computer graphics]]: [[Sketchpad]], [[Evans & Sutherland]]
*[[Herb Sutter]] – chair of ISO [[C++]] standards committee and C++ expert
*[[Gottfrid Svartholm]] – cocreated [[The Pirate Bay]]
*[[Aaron Swartz]] – software developer, writer, Internet activist
*[[Tim Sweeney (game developer)|Tim Sweeney]] – [[Unreal (1998 video game)|The Unreal engine]], [[UnrealScript]], ''[[ZZT]]''
<!-- Please order entries alphabetically. -->

==T==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Amir Taaki]] – leading developer of [[Bitcoin]] project
*[[Andrew S. Tanenbaum|Andrew Tanenbaum]] – [[Minix]]
*[[Audrey Tang|Audrey "Autrijus" Tang]] – designed [[Pugs (compiler)|Pugs]] [[compiler]]–[[Interpreter (computing)|interpreter]] for [[Perl]] 6 (now [[Raku (programming language)|Raku]]); Digital Affairs Minister, [[Taiwan]] 2022–2024
*[[Simon Tatham]] – [[Netwide Assembler]] (NASM), [[PuTTY]]
*[[Larry Tesler]] – the [[Smalltalk]] code browser, [[debugger]] and object inspector, and (with Tim Mott) the [[Gypsy (software)|Gypsy]] word processor
*[[Jon Stephenson von Tetzchner]] – cocreated [[Opera (web browser)|Opera]] web browser
*[[Avie Tevanian]] – authored [[Mach (kernel)|Mach kernel]]
*[[Ken Thompson]] – mainly designed and authored [[Unix]], [[Plan 9 from Bell Labs|Plan 9]] and [[Inferno (operating system)|Inferno]] operating systems, [[B (programming language)|B]] and Bon languages (precursors of [[C (programming language)|C]]), created [[UTF-8]] character encoding, introduced [[regular expression]]s in [[QED (text editor)|QED]] and co-authored [[Go (programming language)|Go]] language
*[[Simon Thompson (professor)|Simon Thompson]] – [[functional programming]] research, textbooks; [[Cardano (blockchain platform)|Cardano]] [[domain-specific language]]s: [[Cardano (blockchain platform)#Decentralized finance|Marlowe]]
*[[Michael Tiemann]] – [[G++]], [[GNU Compiler Collection]] (GCC)
*[[Linus Torvalds]] – original author and current maintainer of [[Linux]] kernel and created [[Git]], a source code management system
*[[Andrew Tridgell]] – [[Samba (software)|Samba]], [[Rsync]]
*[[Roy Trubshaw]] – [[Multi-user dungeon|MUD]] – together with [[Richard Bartle]], created MUDs
*[[Bob Truel]] – cofounded [[DMOZ]]
*[[Alan Turing]] – mathematician, computer scientist and [[Cryptanalysis|cryptanalyst]]
*[[David Turner (computer scientist)|David Turner]] – [[SASL (programming language)|SASL]], [[Kent Recursive Calculator]], [[Miranda (programming language)|Miranda]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member
<!-- Please order entries alphabetically. -->

==V==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Wietse Venema]] – [[Postfix (software)|Postfix]], [[Security Administrator Tool for Analyzing Networks]] (SATAN), [[TCP Wrapper]]
*[[Bernard Vauquois]] – pioneered [[computer science]] in [[France]], [[machine translation]] (MT) theory and practice including ''[[Bernard Vauquois#Vauquois triangle|Vauquois triangle]]'', [[ALGOL 60]]
*[[Pat Villani]] – original author [[FreeDOS]]/[[DOS-C]] kernel, maintainer of defunct ''Linux for Windows 9x'' distribution
*[[Paul Vixie]] – [[BIND]], [[Cron]]
*[[Patrick Volkerding]] – original author and current maintainer of [[Slackware]] Linux Distribution
<!-- Please order entries alphabetically. -->

==W==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Eiiti Wada]] – [[ALGOL N]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member, [[Japanese Industrial Standards]] (JIS) X 0208, 0212, [[Happy Hacking Keyboard]]
*[[John Walker (programmer)|John Walker]] – cofounded [[Autodesk]]
*[[Larry Wall]] – Warp (1980s space-war game), [[rn (newsreader)|rn]], [[patch (Unix)|patch]], [[Perl]]
*[[Bob Wallace (computer scientist)|Bob Wallace]] – author [[PC-Write]] word processor; considered [[shareware]] cocreator
*[[Alexandr Wang]] — [[Scale AI]] and [[Meta Platforms|Meta]]'s chief AI officer
*[[Chris Wanstrath]] – cofounded [[GitHub]], created the [[Atom (text editor)]] and the [[Mustache (template system)|Mustache template system]]
*[[John Warnock]] – created [[PostScript]]
*[[Robert Watson (computer scientist)|Robert Watson]] – [[FreeBSD]] network stack parallelism, [[TrustedBSD]] project and [[OpenBSM]]
*[[Joseph Henry Wegstein]] – [[ALGOL 58]], [[ALGOL 60]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member, [[data processing]] [[technical standard]]s, [[fingerprint]] analysis
*[[Pei-Yuan Wei]] – authored [[ViolaWWW]], one of earliest graphical browsers
*[[Peter J. Weinberger]] – cocreated [[AWK]] (being the ''W'' in that name)
*[[Jim Weirich]] – created Rake, Builder, and [[RubyGems]] for [[Ruby (programming language)|Ruby]]; popular teacher and conference speaker
*[[Joseph Weizenbaum]] – created [[ELIZA]]
*[[David Wheeler (computer scientist)|David Wheeler]] – cocreated [[subroutine]]; designed [[WAKE (cipher)|WAKE]]; co-designed [[Tiny Encryption Algorithm]], [[XTEA]], [[Burrows–Wheeler transform]]
*[[Molly White]] – [[HubSpot]]; creator of ''[[Web3 Is Going Just Great]]''
*[[Arthur Whitney (computer scientist)|Arthur Whitney]] – [[A+ (programming language)|A+]], [[K (programming language)|K]]
*[[why the lucky stiff]] – created libraries and writing for [[Ruby (programming language)|Ruby]], including quirky, popular ''[[Why's (poignant) Guide to Ruby]]'' to teach programming
*[[Adriaan van Wijngaarden]] – Dutch pioneer; ARRA, [[ALGOL]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member
*[[Bruce Wilcox]] – created Computer Go, programmed [[NEMESIS Go Master]]
*[[Evan Williams (Internet entrepreneur)|Evan Williams]] – created and cofounded language [[Logo (programming language)|Logo]]
*[[Roberta Williams|Roberta]] and [[Ken Williams (game developer)|Ken Williams]] – [[Sierra Entertainment]], ''[[King's Quest]]'', graphic adventure game
*[[Simon Willison]] — [[Django (web framework)]]
*[[Sophie Wilson]] – designed instruction set for [[ARM architecture family|Acorn RISC Machine]], authored [[BBC BASIC]]
*[[Zooko Wilcox-O'Hearn]] – [[Zcash]]
*[[Dave Winer]] – developed [[XML-RPC]], Frontier scripting language
*[[Niklaus Wirth]] – [[ALGOL W]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member, [[Pascal (programming language)|Pascal]], [[Modula-2]], [[Oberon (programming language)|Oberon]]
*[[Stephen Wolfram]] – created [[Mathematica]], [[Wolfram Alpha]], [[Wolfram Language]]
*[[Don Woods (programmer)|Don Woods]] – [[INTERCAL]], [[Colossal Cave Adventure]]
*[[Philip Woodward]] – [[ambiguity function]], [[sinc function]], [[Dirac comb|comb operator, rep operator]], [[ALGOL 68-R]]
*[[Steve Wozniak]] – ''[[Breakout (video game)|Breakout]]'', Apple [[Integer BASIC]], cofounded [[Apple Inc.]]
*[[Will Wright (game designer)|Will Wright]] – created the Sim City series, cofounded Maxis
*[[William Wulf]] – [[BLISS]] [[system programming language]] + [[optimizing compiler]], [[Hydra (operating system)|Hydra]] [[operating system]], [[Tartan Laboratories]]
<!-- Please order entries alphabetically -->

==Y==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Jerry Yang]] – co-created [[Yahoo!]]
*[[Victor Yngve]] – authored first string processing language, [[COMIT]]
*[[Nobuo Yoneda]] – [[Yoneda lemma]], [[Yoneda product]], [[ALGOL]], [[IFIP Working Group 2.1|IFIP WG 2.1]] member
<!-- Please order entries alphabetically. -->

==Z==
<!-- Please: Add a name only if the person has their own article, establishing notability. Anything else will be removed. Order entries alphabetically by last name. -->
*[[Matei Zaharia]] – created [[Apache Spark]]
*[[Jamie Zawinski]] – [[XEmacs|Lucid Emacs]], [[Netscape Navigator]], [[Mozilla]], [[XScreenSaver]]
*[[Phil Zimmermann]] – created encryption software [[Pretty Good Privacy|PGP]], the [[ZRTP]] protocol, and [[Zfone]]
*[[Mark Zuckerberg]] – created [[Facebook]]
<!-- Please order entries alphabetically. -->

==See also==
*[[:Category:Artificial intelligence people|List of artificial intelligence people]]
*[[List of computer scientists]]
*[[List of computer magazines]] and [[List of computer books]]
*[[List of computer science journals]] and [[List of software programming journals]]
*[[List of computing people]]
*[[List of members of the National Academy of Sciences (computer and information sciences)]]
*[[List of pioneers in computer science]]
*[[List of programming language researchers]]
*[[List of Russian programmers]]
*[[List of Turing Award laureates]]
*[[List of video game industry people#Programming|List of video game industry people]] (programming)
*[[Cypherpunk#Notable cypherpunks|Notable cypherpunks]]

[[Category:Computer programmers|!]]
[[Category:Lists of computer scientists|Programmers]]
[[Category:Lists of people by occupation|Computer Programmers]]