Utøy or Utoy can refer to:
Places Utøy, Norway, a village Achernar Island (also known as Utöy), an island off of Antarctica Utoy Creek, Georgia, United States
Other uses Utøy School, Utøy, Norway Utoy (TV series), a Filipino television series Utoy, a character in Ang Panday, a Filipino television series Utoy, a character in Pugad Baboy, a Filipino comic strip
See also Battle of Utoy Creek, an American Civil War battle Utøya, an island in Norway Utö, Finland, an island in the Archipelago Sea, in southwest Finland Utö, Sweden, an island in the Stockholm archipelago in Sweden