Uther was a legendary king of sub-Roman Britain and the father of King Arthur.

Uther may also refer to:

People Notable people with the surname Uther include: Johan Baptista van Uther (died 1597), Dutch painter active in Sweden Reuben Uther (1791–1880), Australian merchant and manufacturer Hans-Jörg Uther (born 1944), German literary scholar and 2010 winner of the Brothers Grimm Prize of the University of Marburg

Fictional entities

Lord Uther, a character in Fire Emblem Lord Uther the Lightbringer, a character in the Warcraft universe

Other uses , a British submarine Uther, a 2001 novel by Jack Whyte Uther, an alien on Natural History of an Alien