World Wrestling Entertainment, formerly 'World Wide Wrestling Federation' or 'World Wrestling Federation'

American Federation of Teachers

National Wildlife Federation in the USA

Identity federation, a concept in identity management referring to the decentralized storage of information related to users of one or more IT systems

Federation architecture, an Australian architectural style (c. 1890 - c. 1915).

The Federation (band), a Bay Area hip-hop collective.

Federated school, a model of governance used by some educational institutions which is also analogous to a political federation

Federation, a state governed under the system of federalism

Federation of Australia, a historical event in the History of Australia

United Federation of Planets, a fictional federation in Star Trek

United Federation of Planets (Star Fleet Universe), a fictional federation as portrayed in the Star Fleet Universe

Terran Federation, the fictional totalitarian government centred on Earth in the British television series Blake's 7

Argon Federation, a fictional race of human descendants in the X computer game series

The Earth Federation, a fictional governing body of the Universal Century Gundam anime series

Trade Federation, a fictional alliance in Star Wars

The Galactic Federation, a fictional organisation featured in the Doctor Who serials The Curse of Peladon and The Monster of Peladon

Federation (game), a text-based online RPG and its sequel Federation II.