Cook Island

Cook Island(s) may refer to

• Cook Island, South Sandwich Islands, central island in Southern Thule
• Cook Island of Kiritimati, Kiribati
• Cook Islands, self-governing democracy in the Pacific, in free association with New Zealand, of which "Cook Island" is an occasionally-used adjectival demonym
• Cook Island Aquatic Reserve, protected area off New South Wales, Australia
• Cook Island, Tierra del Fuego, Chile
• Cook Island (Florida)
• Cook Island (Indiana)
• Cook Island (Iowa)
• Cook Island (Maine)
• Cook Island (Michigan)

All of the above are named after Captain James Cook.