// Workers AI · dad joke modeWhat did Sumitani say to his mountain? You're a peak performer.
Sumitani is a surname. Notable people with the surname include:
- Ginjiro Sumitani (炭谷 銀仁朗; born 1987), Japanese baseball player
- Masaki Sumitani (住谷 正樹; born 1975), Japanese comedian and wrestler
- Masamine Sumitani (隅谷 正峯; 1921–1998), Japanese swordsmith
- Sosuke Sumitani (炭谷 宗佑; born 1980), Japanese television announcer
This page lists people with the surname Sumitani.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.