Sunfish or sun-fish may refer to:
- Basking shark, Cetorhinus maximus
- Molidae, the family of ocean sunfishes
- Opah, family Lampridae; two species
- Centrarchidae, a family of freshwater ray-finned fish including bluegill, crappie, and largemouth bass
- Sunfish (sailboat), an International Sunfish Class sailing dinghy
- Royal Navy:
- United States Navy:
- United States
- Sunfish, Kentucky
- Sunfish Township, Pike County, Ohio
- Sunfish Lake, Minnesota
- Sunfish Pond, along the Appalachian Trail in New Jersey
- The Sunfish, 2014 Danish film
disambiguation page lists articles associated with the title Sunfish.
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