Seal Island
- Algoa Bay
- East Seal Dog Island
- Ile des Phoques
- Little Seal Dog Island
- Lüderitz Bay
- Machias Seal Island
- Phillip Island
- Prime Seal Island
- Robben Island
- Seal Bay (disambiguation)
- Seal Island (Albany, Western Australia)
- Seal Island (Encounter Bay)
- Seal Island (Houtman Abrolhos)
- Seal Island (Investigator Strait)
- Seal Island (Nova Scotia)
- Seal Island (Ravensthorpe, Western Australia)
- Seal Island (Shoalwater, Western Australia)
- Seal Island (St Alouarn Islands)
- Seal Island (Victoria)
- Seal Island (film)
- Seal Island (radio drama)
- Seal Island Bridge
- Seal Island Historic District
- Seal Island National Wildlife Refuge
- Seal Island, Anguilla
- Seal Island, Namibia
- Seal Island, South Africa
- Seal Islands (Aleutians East)
- Seal Islands (California)
- Seal Islands (South Shetland Islands)
- Seal Rock (disambiguation)
- Seal Rocks (Victoria)
- The Carracks