Fats
- Alex Delvecchio
- Alvin Roth (basketball)
- Anthony Lacen
- Bob Fothergill
- Fat (disambiguation)
- Fats Dantonio
- Fats Domino
- Fats Everett
- Fats Heard
- Fats Jenkins
- Fats Kaplin
- Fats Navarro
- Fats Pichon
- Fats Sadi
- Fats Waller
- Fatty (disambiguation)
- Fish acute toxicity syndrome
- Foreign affiliate trade statistics
- Frank Kalin
- Harmonica Fats
- Hollywood Fats
- J. D. Lawrence
- Minnesota Fats (character)
- Pete Henry
- Peter Fatialofa
- Rudolf Wanderone