Middle Island
- Middle Brother (disambiguation)
- Middle Island (Barrow Island)
- Middle Island (Houtman Abrolhos)
- Middle Island (King Sound)
- Middle Island (Lacepede Islands)
- Middle Island (Lake Erie)
- Middle Island (Lake Huron)
- Middle Island (South Australia)
- Middle Island (Warrnambool)
- Middle Island (West Virginia)
- Middle Island (Western Australia)
- Middle Island, Falkland Islands
- Middle Island, Hong Kong
- Middle Island, New York
- Middle Island, Tristan da Cunha
- Passport Island
- South Island
- Ātiu or Middle Island