Wiki143:WikiProject Mathematics/List of mathematicians (A)

A

• A'Campo, Norbert (Switzerland, born 1941)
• A., Choudum S. (India, born 1947)
• Aaboe, Asger (Denmark, 1922–2007)
• Aalen, Odd (Norway, born 1947)
• Aanderaa, Stål (Norway, born 1931)
• Aardal, Karen (Norway/Netherlands, born 1961)
• van Aardenne, Gijs (Netherlands, 1930–1995)
• Abakanowicz, Bruno (Russia/Poland/Lithuania, 1852–1900)
• Abarzhi, Snezhana (Australia/Russia, ?–?)
• Abate, Marco (Italy, born 1962)
• Abbasbandy, Saeid (Iran, born 1967)
• Abbaszadeh, Maleyka (Azerbaijan/Soviet Union, born 1953)
• Abbo of Fleury (?, 940s–1004)
• Abbott, Thomas Kingsmill (Ireland, 1829–1913)
• Abbt, Thomas (Germany, 1738–1766)
• Abda, Amel Ben (Tunisia, ?–?)
• Abdelrahman, Hanan Mohamed (Egypt/Norway, ?–?)
• Abdulle, Assyr (Switzerland, 1971–2021)
• ibn Abdun al-Jabali, Mohammed (Medieval Spain, ?–?)
• Abebe, Rediet (Ethiopia, born 1991)
• Abel, Niels Henrik (Norway, 1802–1829)
• Abelson, Harold (United States, born 1947)
• Abercrombie, Alexander (England, born 1949)
• al-Abhari, Athir al-Din (Persia, 1200–1265)
• Abhyankar, Shreeram Shankar (India, 1930–2012)
• Abian, Alexander (Armenia, 1923–1999)
• Abibi, Daniel (Congo, born 1942)
• Abikoff, William (United States, born 1944)
• Abiyev, Asker (Azerbaijan, born 1934)

Abl

• Ablowitz, Mark J. (United States, born 1945)
• Aboufadel, Edward (USA, ?–?)
• Abraham, Ralph (United States, 1936–2024)
• Abrahams, David (England, born 1958)
• D'Abramo, Germano (Italy, born 1973)
• Abramov, Sergei (mathematician) (Russia, born 1957)
• Abramovich, Dan (USA, born 1963)
• Abramowicz, Izabela (Poland, 1889–1973)
• Abramowicz, Kazimierz (Poland, 1889–1936)
• Abramowitz, Milton (United States, 1915–1958)
• Abrosimov, Alexander (Russia/Soviet Union, 1948–2011)
• Abu-Libdeh, Hasan (Palestine, born 1954)
• Abubakar, Abdusalam (Ireland, born 1990)
• Abubakar, Iya (Nigeria, born 1934)
• Achenwall, Gottfried (Germany, 1719–1772)
• Ackerman, Nate (USA, born 1978)
• Ackermann, Wilhelm (Germany, 1896–1962)
• Ackermans, Stan (Netherlands, 1936–1995)
• Aczel, Amir (Israel, 1950–2015)
• Aczél, János (Canada/Hungary, 1924–2020)
• Aczel, Peter (Britain, born 1941)
• Adair, John (Scotland, 1660–1718)
• Adalbold II of Utrecht (Netherlands, 975–1026)
• Adam, Jehan (France, ?–?)
• Adams, Carlisle (Canada, ?–?)
• Adams, Clarence Raymond (United States, 1898–1965)
• Adams, Colin (United States, born 1956)
• Adams, Edwin Plimpton (United States, 1878–1956)
• Adams, Jeffrey (United States, born 1955)
• Adams, John Couch (Britain, 1819–1892)
• Adams, John Frank (England, 1930–1989)
• Adams, Karl (Switzerland, 1811–1849)
• Adams, Louise Doris (Britain, ?–1965)
• Adams, Rachel Blodgett (?, 1884–1972)
• Adamsky, Viktor (Russia/Soviet Union, 1923–2005)
• Adamyan, Vadym (Ukraine/Ethnic Armenia/Soviet Union, born 1938)

Adc

• Adcock, Frank (Britain, 1886–1968)
• Adelard of Bath (Medieval England, 1080s–1150s)
• Adelbulner, Michael (Germany, 1702–1779)
• Adelson-Velsky, Georgy Maximovich (Soviet Union, 1922–2014)
• Adelstein, Abraham Manie (Britain, 1916–1992)
• Adem, Alejandro (Canada/Mexico, born 1961)
• Adem, José (?, 1921–1991)
• Ademaj, Eshref (Albania, 1940–1994)
• Adhemar, Joseph Alphonse (France, 1797–1862)
• Adian, Sergei (Ethnic Armenia/Russia/Soviet Union, 1931–2020)
• Adiprasito, Karim (Germany, born 1988)
• Adler, August (Czech Republic/Austria, 1863–1923)
• Adler, Irving (USA, 1913–2012)
• Adler, Jill (South Africa, born 1951)
• Adler, Mark (United States, born 1959)
• Adler, Roy (United States, 1931–2016)
• Ado, Igor Dmitrievich (Soviet Union, 1910–1983)
• Adomian, George (Ethnic Armenia, 1922–1996)
• Adrain, Robert (Ireland, 1775–1843)
• Adrastus of Cyzicus (?, ?–?)
• Adye, John (Britain, born 1939)
• Aeneae, Henricus (Netherlands, 1743–1810)
• Aeppli, Alfred (Switzerland, born 1894)
• Afanasyeva, Tatyana Alexeyevna (Imperial Russia, 1876–1964)
• Afghan, Sediq (Afghanistan, born 1958)
• Afia, Aaron (Greece, ?–?)
• ibn Aflah, Jabir (Arabia, 1100–1150)
• Afraimovich, Valentin (Russia/Soviet Union, 1945–2018)
• Aftalion, Amandine (France, born 1973)
• Aganagić, Mina (Bosnia and Herzegovina, ?–?)
• Agarwal, Pankaj K. (India, ?–?)
• Agarwal, Ravi (India, born 1947)

Agg

• Aggiunti, Niccolò (Italy, 1600–1635)
• Aghababyan, Levon (Armenia, 1887–1915)
• Agler, Jim (USA, ?–?)
• Agmon, Shmuel (Israel, 1922–2025)
• Agnesi, Maria Gaetana (Italy, 1718–1799)
• Agnew, Alfie (United States, born 1969)
• Agnew, Ralph Palmer (United States, 1900–1986)
• Agol, Ian (United States, born 1970)
• Agostinelli, Cataldo (Italy, 1894–1988)
• Agostini, Amedeo (Italy, 1892–1958)
• Agranovich, Mikhail (Russia/Soviet Union, 1931–2017)
• Agrawal, Manindra (India, born 1966)
• Agrest, Matest M. (Russia, 1915–2005)
• Agricola, Ilka (Netherlands/Germany, born 1973)
• Agrippa, Camillo (Italy, ?–1590s)
• d'Aguilon, François (Belgium, 1567–1617)
• Agwu, Nkechi (Nigeria, born 1962)
• Aharoni, Ron (Israel, born 1952)
• Aharonov, Dorit (Israel, born 1970)
• ibn al-Ahdab, Isaac (?, 1350s–1420s)
• Ahin, Bendich (Medieval France, ?–1402)
• Ahlfors, Lars Valerian (Finland, 1907–1996)
• Ahlswede, Rudolf (Germany, 1938–2010)
• ibn Ahmad al-Nasawī, Alī (Medieval Persia, 1010–1075)
• Ahmad, Ziauddin (India, 1873–1947)
• Ahmadi, Amir Ali (Iran, ?–?)
• Ahmadova, Gular (Azerbaijan, born 1965)
• Ahmes (Egypt, 1680 BC–1620 BC)
• Ahrens, Wilhelm (Germany, 1872–1927)
• Ahsan, Riaz (Pakistan, 1951–2008)

Aig

• Aigner, Alexander (Austria, 1909–1988)
• Aigner, Martin (Austria, 1942–2023)
• Aitchison, Beatrice (United States, 1908–1997)
• Aitchison, John (Scotland, 1926–2016)
• Aitken, Alexander Craig (New Zealand/Scotland, 1895–1967)
• Aiyer, V. Ramaswamy (India, 1871–1936)
• Aizenman, Michael (United States, born 1945)
• Ajdukiewicz, Kazimierz (Poland, 1890–1963)
• Ajtai, Miklós (Hungary, born 1946)
• Akaike, Hirotugu (Japan, 1927–2009)
• Akansu, Ali (Turkey, ?–?)
• Akbar, Noreen Sher (Pakistan, ?–?)
• Akbulut, Selman (Turkey, born 1949)
• Akhiezer, Naum (Soviet Union, 1901–1980)
• Akiba, Tadatoshi (Japan, born 1942)
• Akiyama, Jin (Japan, born 1946)
• Aksoy, Asuman (Turkey, ?–?)
• Akveld, Meike (Switzerland, ?–?)
• Alagic, Mara (Serbia, ?–?)
• Alam, Ghulam Dastagir (Pakistan, 1933–2000)
• Alaoglu, Leonidas (Canada/Greece, 1914–1981)
• Alas, Mihailo Petrović (Serbia, 1868–1943)
• Alavi, Yousef (USA, 1928–2013)
• Albán, Carlos (Colombia, 1844–1902)
• Albanese, Giacomo (Italy, 1890–1948)
• Alben, Silas D. (United States, ?–?)
• Albert of Saxony (philosopher) (Germany, 1316–1390)
• Albert, Abraham Adrian (United States, 1905–1972)
• Albert, Michael H. (Canada, born 1962)
• Alberti, Giovanni (Italy, born 1965)
• Albeverio, Sergio (Switzerland, born 1939)
• Albrecht, Andreas (mathematician) (Germany, ?–?)

Alc

• Alcan, Félix (France, 1841–1925)
• de Alcega, Juan (Spain, ?–?)
• Alcock, Lara (Britain, ?–?)
• Alcuin (Medieval England, 735–804)
• Alder, Mike (Australia, ?–?)
• Alderson, Helen Popova (Russia/Britain, 1924–1972)
• Aldous, David (United States/Britain, born 1952)
• Aldroubi, Akram (USA, ?–?)
• Alele-Williams, Grace (Nigeria, born 1932)
• d'Alembert, Jean le Rond (France, 1717–1783)
• Alesker, Semyon (Israel, born 1972)
• Aleškevičienė-Statulevičienė, Aldona (Lithuania, 1936–2017)
• Alexander of Villedieu (France, 1175–1240)
• Alexander, Amir (Israel, born 1963)
• Alexander, Archie (United States, 1888–1958)
• Alexander, Conel Hugh O'Donel (Ireland, 1909–1974)
• Alexander, Howard Wright (Canada/United States, 1911–1985)
• Alexander, Stephanie B. (United States, ?–?)
• Alexander, Stephen (United States, 1806–1883)
• Alexanderson, Gerald L. (United States, 1933–2020)
• Alexandrov, Aleksandr Danilovich (Russia/Soviet Union, 1912–1999)
• Alexandrov, Pavel (Russia/Soviet Union, 1896–1982)
• Alexeev, Valery (USA, ?–?)
• Alexiewicz, Andrzej (Poland, 1917–1995)
• Alexits, György (Hungary, 1899–1978)
• Aley, Robert Judson (USA, 1863–1935)
• Alford, W. R. (Red) (United States, 1937–2003)
• Alfsen, Erik (Norway, 1930–2019)
• ibn ʿAlī al-Qalaṣādī, Abū al-Ḥasan (Medieval Tunisia, 1412–1486)
• Ali, Mir Masoom (United States, born 1937)
• Ali, Mir Maswood (Canada, 1929–2009)
• ibn Ali, Sind (?, ?–?)
• Aliprantis, Charalambos D. (Greece, 1946–2009)
• al‐Ishbili, Ibn al‐Ha'im (Medieval Arabia/Medieval Spain, ?–?)

Alj

• Aljančić, Slobodan (Serbia/Yugoslavia, 1922–1993)
• Alladi, Krishnaswami (India, born 1955)
• Allakhverdiyev, Jalal (Azerbaijan, 1929–2017)
• Allan, Graham (England, 1936–2007)
• Allardice, Robert Edgar (Scotland, 1862–1928)
• Allcock, Daniel (United States, ?–?)
• Allé, Moritz (Czech Republic, 1837–1913)
• Allen, Florence Eliza (United States, 1876–1960)
• Allen, Linda J. S. (United States, ?–?)
• Allen, Roy George Douglas (Britain, 1906–1983)
• Allen, Thomas (England, 1542–1632)
• Allendoerfer, Carl B. (United States, 1911–1974)
• Allman, Elizabeth S. (United States, born 1965)
• Allman, George Johnston (Britain, 1824–1904)
• d'Allonville, Jacques (France, 1671–1732)
• Allotey, Francis (Ghana, 1932–2017)
• Almgren, Ann S. (United States, ?–?)
• Almgren, Jr., Frederick J. (United States, 1933–1997)
• Almgren, Robert (United States, ?–?)
• Alon, Noga (Israel, born 1956)
• Alperin, Jonathan Lazare (United States, born 1937)
• Alperin, Roger C. (United States, 1947–2019)
• Alpern, Steve (Britain, ?–?)
• Alpert, Bradley (United States, ?–?)
• Alspach, Brian (United States, born 1938)
• Alt, Franz (Austria, 1910–2011)
• Althöfer, Ingo (Germany, born 1961)
• Altınel, Tuna (Turkey, born 1966)
• Altman, Doug (Britain, 1948–2018)
• Altschul, Stephen (United States, born 1957)

Alv

• Alvarez, Melania (Mexico/Canada, ?–?)
• Alvord, Benjamin (United States, 1813–1884)
• Amaldi, Ugo (mathematician) (Italy, 1909–1954)
• Amato, Vincenzo (Italy, 1881–1963)
• Ambartzumian, Rouben V. (Armenia, born 1941)
• Ambrose, Warren (United States, 1914–1995)
• Ambrosetti, Antonio (Italy, born 1972)
• Ambrosio, Luigi (Italy, born 1963)
• D'Ambrosio, Ubiratan (?, 1932–2021)
• Ambschel, Anton (Slovenia, 1746–1821)
• Amegandjin, Julien (Togo, born 1940)
• Amerio, Luigi (Italy, 1912–2004)
• Amice, Yvette (France, 1936–1993)
• Amici, Giovanni Battista (Italy, 1786–1863)
• Amirà, Binyamin (Israel, 1896–1968)
• Amirà, Divsha (Israel, 1899–1966)
• Amit, Ilan (Israel, 1935–2013)
• Amitsur, Shimshon (Israel, 1921–1994)
• Amma, T. A. Sarasvati (India, 1918–2000)
• Ammann, Robert (United States, 1946–1994)
• Amodeo, Federico (Italy, 1859–1946)
• Amoli, Taleb (Iran, 1580–1626)
• D'Amore, Bruno (Italy, born 1946)
• Amoroso, Luigi (Italy, 1886–1965)
• Ampère, André-Marie (France, 1775–1836)
• Amringe, John Howard Van (United States, 1836–1915)
• Amsler-Laffon, Jakob (Switzerland, 1823–1912)
• Amundson, Neal (United States, 1916–2011)
• Amur, K. S. (India, born 1931)
• analyst, Numerical (?, ?–?)
• Anantharaman, Nalini (France, born 1976)
• Anaxagoras (Ancient Greece, 500s BC–420s BC)
• Anaximenes of Miletus (Ancient Greece, 585 BC–525 BC)

And

• al-Andalusi, Said (Medieval Arabia, 1029–1070)
• Anđelić, Tatomir (Serbia/Yugoslavia, 1903–1993)
• Andersen, Aksel Frederik (Denmark, 1891–1972)
• Andersen, Henning Haahr (Denmark, ?–?)
• Andersen, Kirsti (Denmark, born 1941)
• Anderson, Alexander (Scotland, 1580s–1620)
• Anderson, David F. (United States, born 1978)
• Anderson, George (England, ?–?)
• Anderson, John Robert (Canada/United States, born 1947)
• Anderson, Michael T. (United States, born 1950)
• Anderson, Oskar (Germany/Imperial Russia, 1887–1960)
• Anderson, Richard Davis (United States, 1922–2008)
• Anderson, Robert (England, ?–?)
• Anderson, Robert M. (Canada, born 1951)
• Anderson, Theodore Wilbur (United States, 1918–2016)
• Andrade, Jules (France, 1857–1933)
• Andræ, Carl Christoffer Georg (Denmark, 1812–1893)
• Andrásfai, Béla (Hungary, 1931–2023)
• André, Désiré (France, 1840–1917)
• André, Michel (mathematician) (Switzerland, 1936–2009)
• André, Yves (France, born 1959)
• André, Yves Marie (France, 1675–1764)
• Andree, Richard V. (United States, 1911–1987)
• Andreescu, Titu (Romania/USA, born 1956)
• Andreev, Konstantin (Russia/Soviet Union, 1848–1921)
• Andreini, Alfredo (Italy, 1870–1943)
• Andréka, Hajnal (Hungary, born 1947)
• Andreotti, Aldo (Italy, 1924–1980)
• Andres, Juan (Spain, ?–?)
• Andrew, Henry Martyn (Britain, 1846–1888)
• Andrews, Annie Dale Biddle (United States, 1885–1940)
• Andrews, Ben (?, ?–?)
• Andrews, George (United States, born 1938)
• Andrews, Grace (United States, 1869–1951)
• Andrews, James J. (United States, 1930–1998)
• Andrews, Peter B. (USA, born 1937)
• Andrianov, Anatoli N. (Soviet Union, born 1936)
• Andrunakievich, Vladimir (Moldova/Soviet Union, 1917–1979)

Ang

• degli Angeli, Stefano (Italy, 1623–1697)
• Angeloni, Domenico (Italy, 1748–1814)
• Angenent, Sigurd (Netherlands, born 1960)
• Anger, Carl Theodor (Germany, 1803–1858)
• Anh, Lê Vũ (Vietnam, 1950–1981)
• Ankeny, Nesmith (United States, 1927–1993)
• Ann, Peng Tsu (Singapore, born 1936)
• Anning, Norman H. (Canada, 1883–1963)
• Anosov, Dmitri (Russia/Soviet Union, 1936–2014)
• Anscombe, Francis (England, 1918–2001)
• Anscombe, Frank (England/USA, 1918–2001)
• Anselin, Luc (Belgium, born 1953)
• Ansoff, Igor (USA, 1918–2002)
• Anstice, Robert Richard (Britain, 1813–1853)
• Anthemius of Tralles (Ancient Greece/Byzantium, 470s–534)
• Anthonisz, Adriaan (Netherlands, 1541–1620)
• Anthony, Herbert Douglas (England, 1892–1968)
• Antipater (Ancient Greece, ?–?)
• Antiphon (Ancient Greece, 480 BC–411 BC)
• Antman, Stuart S. (United States, ?–?)
• Antoine, Louis (France, 1888–1971)
• Antonelli, Giovanni (Italy, 1818–1872)
• Antonelli, Kathleen (Ireland, 1921–2006)
• Aomoto, Kazuhiko (Japan, ?–?)
• Apéry, Roger (Greece, 1916–1994)
• Apfelbacher, Karl (Germany, ?–?)
• Apian, Philipp (Germany, 1531–1589)
• Apianus, Petrus (Germany, 1495–1552)
• Apollonius of Perga (Ancient Greece, 260s BC–190s BC)
• Apostol, Tom M. (Greece, 1923–2016)

App

• Appel, Kenneth (United States, 1932–2013)
• Appell, Paul Émile (France, 1855–1930)
• Arad, Zvi (Israel, 1942–2018)
• Arago, François Jean Dominique (France, 1786–1853)
• Arai, Noriko H. (Japan, born 1962)
• Arak, Taivo (Estonia, 1946–2007)
• Arakelian, Norair (Armenia/Soviet Union, 1936–2023)
• Arakelov, Suren (Ukraine/Soviet Union, born 1947)
• Araki, Huzihiro (Japan, 1933–2022)
• Araujo, Carolina (mathematician) (Brazil, ?–?)
• Arbarello, Enrico (Italy, born 1945)
• Arbel, Beno (Israel, 1939–2013)
• Arbogast, Louis François Antoine (France, 1759–1803)
• Arbogast, Todd (United States, ?–?)
• Arbuthnot, John (England, 1667–1735)
• Archdeacon, Dan (United States, 1954–2015)
• Archibald, Raymond Clare (Canada, 1875–1955)
• Archimedeans, The (Britain, ?–?)
• Archimedes (Ancient Greece/Sicily, 280s BC–210s BC)
• Archytas (Ancient Greece, 428 BC–347 BC)
• d'Arcy, Patrick (Ireland, 1725–1779)
• Ardelyan, Nikolai (Russia, born 1953)
• Ardila, Federico (Colombia, born 1979)
• Ardinghelli, Maria Angela (Kingdom of Naples, 1730–1825)
• Arens, Richard Friederich (United States, 1919–2000)
• Arenstorf, Richard (United States, 1929–2014)
• Arf, Cahit (Turkey, 1910–1997)
• Argand, Jean-Robert (France, 1768–1822)
• Argoli, Andrea (Italy, 1570–1657)
• Argyropoulos, Timoleon (Greece, 1847–1912)
• Argyros, Isaac (Greece, born 1312)

Arh

• Arhangelskii, Alexander (Russia, born 1938)
• Arigbabu, Abayomi (Nigeria, ?–?)
• Arıkan, Erdal (Turkey, born 1958)
• Ārinš, Eižens (Latvia, 1911–1987)
• Aris, Rutherford (Britain/United States, 1929–2005)
• Aristarchus of Samos (Ancient Greece, 310s BC–230s BC)
• Aristotle (Ancient Greece, 384 BC–322 BC)
• Arkeryd, Leif (Sweden, born 1940)
• Arkin, Esther (Israel, ?–?)
• Arkin, Joseph (United States, 1923–2002)
• Arlinghaus, Sandra (United States, ?–?)
• Armero, Julio Garavito (Colombia, 1865–1920)
• Armitage, Peter (England, 1924–2024)
• Arnaud, Marie-Claude (France, ?–?)
• Arnauld, Antoine (France, 1612–1694)
• Arnold, David (USA, ?–?)
• Arnold, Douglas N. (United States, born 1954)
• Arnold, Vladimir Igorevich (Russia/Soviet Union, 1937–2010)
• Arnoldi, Walter Edwin (United States, 1917–1995)
• Arocena, Rodrigo (Uruguay, born 1947)
• Aronhold, Siegfried Heinrich (Germany, 1819–1884)
• Aronson, Donald (USA, ?–?)
• Aronszajn, Nachman (Poland, 1907–1980)
• Arora, Sanjeev (USA, born 1968)
• Arous, Gérard Ben (France, born 1957)
• Arratia, Richard (United States, ?–?)
• Arrington, Elayne (United States, ?–?)
• Arscott, Felix (Britain, 1922–1996)
• Artemov, Sergei N. (USA/Russia, born 1951)
• Arthur, James (Canada, born 1944)
• Arthur, William (Scotland, 1894–1979)
• de Artiga, Francisco (Spain, 1650–1711)
• Artigue, Michèle (France, born 1946)
• Artin, Emil (Ethnic Armenia, 1898–1962)
• Artin, Michael (Germany, born 1934)
• Artom, Emilio (Italy, 1888–1952)
• Artstein, Shiri (Israel, born 1978)
• Artzy, Rafael (Israel, 1912–2006)

Aru

• Arutyunov, Aram (Russia, born 1953)
• Arvesen, Ole Peder (Norway, 1895–1991)
• Arveson, William (United States, 1934–2011)
• Aryabhata (Medieval India/Ancient India, 476–550)
• Arzelà, Cesare (Italy, 1847–1912)
• Aṣ-Ṣaidanānī (?, ?–?)
• Aschbacher, Michael (United States, born 1944)
• Aschenbrenner, Matthias (Germany/United States, born 1972)
• Asclepius of Tralles (Ancient Greece, ?–?)
• Ascoli, Giulio (Italy, 1843–1896)
• Ascoli, Guido (Jewish Italy, 1887–1957)
• Aseev, Sergei (Russia, born 1957)
• Ásgeirsson, Leifur (Iceland, 1903–1990)
• Ash, Avner (United States, ?–?)
• Ash, Michael Edward (Britain, 1927–2016)
• Ashe, St George (Ireland, 1658–1718)
• Ashrafi, Ali Reza (Iran, ?–?)
• Ashraphijuo, Mehdi (Iran, ?–?)
• Aşkar, Attila (Turkey, born 1944)
• Askey, Richard (United States, 1933–2019)
• Aslam, Chaudry Mohammad (Pakistan, 1900–1965)
• Asley, Yasha (Iran, born 2003)
• Asprey, Winifred (United States, 1917–2007)
• Assani, Idris (United States, ?–?)
• Assche, Gilles Van (Belgium, ?–?)
• Asser, Günter (Germany, 1926–2015)
• Astala, Kari (Finland, born 1953)
• Atanassov, Krassimir (Bulgaria, born 1954)
• ibn Athari, Mashallah (Medieval Persia, ?–810s)
• Athey, Susan (United States, born 1970)
• Athreya, Siva (India, born 1971)

Ati

• Atiyah, Michael Francis (Britain, 1929–2019)
• Atkin, A. O. L. (Britain, 1925–2008)
• Atkinson, Frederick Valentine (Canada, 1916–2002)
• Atkinson, Henry (England, 1781–1824)
• Attalus of Rhodes (Ancient Greece, ?–?)
• Atwood, George (England, 1745–1807)
• Aubert, Karl Egil (Norway, 1924–1990)
• Aubin, Thierry (France, 1942–2009)
• Audin, Michèle (France, born 1954)
• Auerbach, Herman (Poland, 1901–1942)
• Auffinger, Antonio (Brazil, ?–?)
• Augenstein, Bruno (Germany, 1923–2005)
• Auger, Pierre (biologist) (France, born 1953)
• Aumann, Georg (Germany, 1905–1980)
• Aumann, Israel Robert John (Israel, born 1930)
• Aurenhammer, Franz (Austria, born 1957)
• Aurifeuille, Léon-François-Antoine (France, 1822–1882)
• Auscher, Pascal (France, ?–?)
• Auslander, Louis (United States, 1928–1997)
• Auslander, Maurice (United States, 1926–1994)
• Austin, James Murdoch (United States, 1915–2000)
• Austin, Oscar Phelps (United States, 1848–1933)
• Authement, Ray (United States, 1928–2020)
• Autolycus of Pitane (Ancient Greece, 360s BC–290s BC)
• Autonne, Léon (France, 1859–1916)
• Avellaneda, Marco (Argentina, born 1955)
• D'Avenant, Edward (England, 1596–1679)
• Avery, Robert Stanton (United States, 1808–1894)
• Avigad, Jeremy (United States, born 1968)
• Avila, Artur (France, born 1979)
• Avis, David (Britain, born 1951)

Avr

• Avramov, Luchezar L. (Bulgaria, ?–?)
• Avron, Arnon (Israel, born 1952)
• Awerbuch-Friedlander, Tamara (?, ?–?)
• Awodey, Steve (United States, ?, PhD 1997–?)
• Ax, James (United States, 1937–2006)
• Axelrod, Robert (United States, born 1943)
• Axer, Aleksander (Poland, 1880–1948)
• Axler, Sheldon (United States, born 1949)
• Aynscom, Francis Xavier (?, 1624–1660)
• Ayres, Frank J. (USA, 1901–1994)
• Ayres, Leonard Porter (United States, 1879–1946)
• Ayrton, Hertha (England, 1854–1923)
• Ayyangar, A. A. Krishnaswami (India, 1892–1953)
• Azuma, Kazuoki (Japan, born 1939)
• Azumaya, Goro (Japan, 1920–2010)