Koichi Sato
Koichi Sato or Kōichi Satō may refer to:
- Kōichi Satō (actor), Japanese actor
- Koichi Sato (biathlete), Japanese biathlete
- Koichi Sato (footballer), Japanese footballer
- Koichi Sato (philatelist), Japanese philatelist
- Koichi Sato (ski jumper), Japanese ski jumper