GL

GL, Gl, or gl may refer to:

Businesses and brands

• Air Greenland, IATA airline designator
• [[Germanischer Lloyd|Template:Langr]], a classification society

Government and military

• GreenLeft, a Dutch political party
• Gwardia Ludowa, a Polish resistance group during World War II

Language

• Galician language (ISO 639 alpha-2 language code)
• Palatal lateral approximant, a digraph in Italian

Media

• Girls' love, an anime and manga jargon term for lesbian fiction
• Guiding Light, an American soap opera

People

• G. L. Peiris, Sri Lankan politician and academic

Places

• GL postcode area, UK
• [[Rheinisch-Bergischer Kreis|Template:Langr]], vehicle area code
• Canton of Glarus, Switzerland, ISO 3166-2 subdivision code "GL"
• Greenland (ISO 3166-1 alpha-2 and FIPS PUB 10-4 territory code)

Science and technology

• GL, a symbol for provability logic
• .gl, the country-code top-level domain (ccTLD) for Greenland
• $\mathrm{GL}(n)$, the general linear group of degree n
• ${\mathfrak{𝔤}\mathfrak{𝔩}}_n(F)$, the general linear Lie algebra
• Gigalitre (or gigaliter), a metric unit of volume
• Glycemic load, an estimate of how much food will raise a person's blood glucose level
• Graphics library, a program library designed to aid in rendering computer graphics to a monitor
• Gl, the element symbol for Glucinium, a historic name of beryllium

Vehicles

• Mercedes-Benz GL-Class, a German full-size SUV

Other uses

• Leather Union, a former German trade union