Main island is a term for the largest island in a country or group of islands.

Main Island may refer to:

• Grosse Ile (Michigan), an island in Michigan, nicknamed the "Main Island"
• Main Island (Michigan), an island within the state of Michigan
• Main Island, Willis Islands in the South Georgia Islands
• Main Island of Bermuda
• Honshu, Japan
• Singapore Island, Singapore

Topics referred to by the same term

This disambiguation page lists articles about distinct geographical locations with the same name.
If an internal link led you here, you may wish to change the link to point directly to the intended article.