Federation (disambiguation)

Federation could refer to:


 * Governments:
 * First Federation, first encountered by the USS Enterprise in the 2260s
 * United Federation of Planets, successor state to the "Coalition of Planets"
 * Federation Day, an official holiday to commemorate the founding of the Federation
 * Federation Standard, official language of the Federation
 * Publications:
 * , a novel
 * Federation: The First 150 Years, a reference work