Puffin Island
- Lundey, Faxaflói
- Lundey, Skagafjörður
- Lundey, Skjálfandi
- Lundy
- Puffin (disambiguation)
- Puffin Island (Alaska)
- Puffin Island (Anglesey)
- Puffin Island (Baccalieu Tickle), Newfoundland and Labrador
- Puffin Island (County Kerry)
- Puffin Island (Greenspond), Newfoundland and Labrador
- Puffin Island virus
- San Juan Islands