Cow Island

Cow Island may refer to:

• Cow Island, Louisiana
• Cow Island, Maine
• Cow Island, Montana
• Cow Island, Ontario

• Île-à-Vache (Vache is cow in French), Haiti
• Île aux Vaches in the Hochelaga Archipelago, Quebec
• Île aux Vaches on the Seine river in France, that later formed part of Île Saint-Louis
• Sea Cow Island, Indian Ocean
• Vache Island, Seychelles