Seacat

Seacat may refer to:

• Sea Cat missile, a short-range surface-to-air missile system
• SeaCat (1992–2004), ferry company formerly operating from between Northern Ireland, Scotland and England
• The Sea-Cat, an imaginary monster from Flann O'Brien's novel An Béal Bocht
• Atlantic wolffish
• (Primarily in Africa and the Caribbean) Octopus