Ōsumi (disambiguation)
Ōsumi stands for:
- Ōsumi , Japanese satellite
- Ōsumi Province , former Japanese province
People:
- Ōsumi Ken'ichirō (1904–1998), Japanese lawyer
- Ōsumi Mineo (1876–1941), Japanese admiral and politician
- Toshihira Ōsumi (1932–2009), Japanese swordsmith
- Yoshinori Ōsumi (* 1945), Japanese cell biologist