Taguchi is a Japanese surname. Notable people with the surname include:
Genichi Taguchi, statistician, engineer and originator of the Taguchi methods
Hiroko Taguchi, a Japanese voice actress
Junnosuke Taguchi, actor and member of Japanese boyband KAT-TUN
Nobutaka Taguchi, an Olympic gold medalist in swimming
Paul Yashigoro Taguchi (1902-1978) Roman Catholic cardinal and archbishop of Osaka
So Taguchi, a baseball player
Tomorowo Taguchi, a Japanese actor
Taguchi Ukichi, a Japanese historian and economist
Fictional characters:
Ryō Taguchi in the Sweet Home film and video game
