Separated can refer to:
Marital separation of spouses Legal separation of spouses "Separated" (song), song by Avant Separated sets, a concept in mathematical topology Separated space, a synonym for Hausdorff space, a concept in mathematical topology Separated morphism, a concept in algebraic geometry analogous to that of separated space in topology Separation of conjoined twins, a procedure that allows them to live independently. Separation (United States military), status of U.S. military personnel after release from active duty, but still having reserve obligations