Mitsui (surname)
Mitsui is a Japanese surname. Notable people with the surname include:
- Aika Mitsui, Japanese singer
- Airi Mitsui, Japanese swimmer
- Hideki Mitsui, Japanese screenwriter
- Kōji Mitsui, Japanese actor
- Miyoko Mitsui, Japanese hurdler
- Risako Mitsui, Japanese synchronized swimmer
- Takaharu Mitsui, Japanese philatelist
- Mitsui Takatoshi, founder of the Mitsui conglomerate
- Takuo Mitsui, Japanese sailor
- Wakio Mitsui, Japanese politician
- Yōko Mitsui, Japanese poet
- Yuri Mitsui, Japanese model and actress