// Workers AI · dad joke modeWhat did Euclid say to his geometry book? You're always pointing in the right direction.

Euclid generally refers to the ancient Greek mathematician Euclid of Alexandria (3rd century BC), who wrote a work on geometry called the Elements.

Euclid, Euclides, or Eucleides may also refer to:

People

Euclid of Megara (c. 435 BC–c. 365 BC), ancient Greek philosopher
Eucleides, archon of Athens (5th century BC)
Euclid Bertrand (born 1974), Dominican former footballer
Euclid Cummings (born 1991), American football player
Euclides da Cunha (1866–1909), Brazilian sociologist
Euclid James Sherwood (1942–2011), American musician
Euclid Kyurdzidis (born 1968), Russian actor
Euclid Tsakalotos (born 1960), Greek economist and Minister of Finance
Nicholas Euclid (1932–2007), Australian rugby league player, coach, and official

Mathematics, science, and technology

Euclid (computer program)
Euclid (programming language)
Euclid, a space telescope built by ESA, launched in 2023
Euclid, a computer system used by Euroclear
Euclid Contest, a maths competition held by the Centre for Education in Mathematics and Computing
Euclidean space
4354 Euclides

Higher education

EUCLID (university), an intergovernmental organization
Euclid Consortium, a group of universities
Project Euclid, a university collaboration to assist publishing in math and statistics

Places in the United States

Euclid, Minnesota, an unincorporated community
Euclid, Ohio, a city and suburb of Cleveland
Euclid, Pennsylvania, an unincorporated community
Euclid, West Virginia, an unincorporated community
Euclid Township, Polk County, Minnesota
Euclid Township, Cuyahoga County, Ohio, in existence from 1809 to 1917

Fiction

Euclid, a supercomputer built by the fictional character Maximillian Cohen in the 1998 film Pi
Euclid, a town in the game Tales of Phantasia
Euclid, an object classification in the SCP Foundation storytelling project

Other uses

Euclid Avenue (disambiguation), several streets in the United States, as well as transit stations and a school
Euclid Apartments, listed on the National Register of Historic Places in Washington, D.C.
Euclid Tree, a giant Sequoia in California
Euclid Trucks, a company specialized in heavy equipment for earthmoving
Village of Euclid, Ohio v. Ambler Realty Co., a U.S. Supreme Court case relevant to contemporary land use and police power issues; the legal precedent for zoning
"Euclid", a song by Sleep Token from Take Me Back to Eden