Kansai Yamamoto
- Born
- 8 February 1944 (76 years old)
- Passed away
- 21 July 2020
- Place of birth
- Yokohama, Kanagawa, Japan
- Gender
- Male
Kansai Yamamoto (山本 寛斎, Yamamoto Kansai, 8 February 1944 – 21 July 2020) was a Japanese fashion designer, most influential during the 1970s and 1980s.