Kiichi (written: , , , , , or ) is a masculine Japanese given name. Notable people with the name include:
, Japanese politician , Japanese equestrian , Imperial Japanese Navy admiral , Japanese politician , Japanese mixed martial artist , Japanese educator , Japanese botanist , Japanese politician and Prime Minister of Japan , Japanese actor , Japanese World War II flying ace , Japanese painter and illustrator , Japanese footballer , Japanese footballer , Japanese swimmer Matthew Kiichi Heafy (born 1986), Japanese-born American musician
See also Kiichi!!, a Japanese manga series