Kenichi Yamamoto

Kenichi Yamamoto may refer to:

• Kenichi Yamamoto (engineer) (1922-2017), Japanese mechanical engineer and President of Mazda
• Kenichi Yamamoto (mixed martial artist) (born 1976), Japanese mixed martial arts fighter
• Kenichi Yamamoto (skier) (1922–2002), Japanese cross country skier
• Kenichi Yamamoto (yakuza) (1925–1982), founder of the Yamaken-gumi gang