Id

ID, Id, id or I.D. may refer to:

Idaho () is a state in the northwestern region of the United States. It borders the state of Montana to the east and northeast, Wyoming to the east, Nevada and Utah to the south, and Washington and Oregon to the west.

Idi Amin Dada (; c. 1923–28 – 16 August 2003) was a Ugandan political leader and military officer who was the President of Uganda from 1971 to 1979.

Idris Akuna Elba OBE (, born 6 September 1972) is an English actor, producer, musician, and DJ. He is known for playing the narcotrafficker Stringer Bell in the HBO series The Wire, DCI John Luther on the BBC One series Luther, and Nelson Mandela in the biographical film Mandela: Long Walk to Freedom (2013).

Idina Kim Menzel (; born Idina Kim Mentzel; May 30, 1971) is an American actress, singer, and songwriter.

Idolatry literally means the worship of an "idol", also known as a cult image, in the form of a physical image, such as a statue or icon.

Ideology is a comprehensive set of normative beliefs, conscious and unconscious ideas, that an individual, group or society has.

id Software LLC (; see Company name) is an American video game developer headquartered in Dallas, Texas.