Taichi (written: 太一, 多一, 大地 or 泰稚) is a masculine Japanese given name. Notable people with the name include:
Taichi Hasegawa (長谷川 太一, born 1981), Japanese footballer
Taichi Ishikari (石狩 太一, born 1980), Japanese professional wrestler
Taichi Ishiyama (石山 泰稚, born 1988), Japanese baseball player
Taichi Kokubun (国分 太一, born 1974), Japanese musician and actor
Taichi Okazaki (岡崎 太一, born 1983), Japanese baseball player
Taichi Saotome (早乙女 太一, born 1991), Japanese actor
Taichi Sato (born 1977), Japanese footballer
Taichi Teshima (手嶋 多一, born 1968), Japanese golfer
Taichi Yamada (山田 太一, born 1934), Japanese writer and screenwriter
Taichi Yamazaki (山崎 大地, born 1972), Japanese engineer
Taichi (written: 太地) is also a Japanese surname. Notable people with the surname include:
Kiwako Taichi (太地 喜和子, 1943–1992), Japanese actress
Fictional Characters:
Taichi Yagami (Tai Kamiya in English dub), a fictional character from Digimon Adventure
