Ichikawa (written: 市川 lit. "market river") is a Japanese surname. Notable people with the surname include:
Ichikawa Danjūrō and Ichikawa Ebizō, stage names taken on by a series of kabuki actors of the Ichikawa family since the 17th century
Daisuke Ichikawa (born 1980), a Japanese football midfielder
Fusae Ichikawa (1893–1981), a Japanese feminist, politician and women's suffrage leader
Haruyo Ichikawa (1913–2004), a Japanese film actress
Jun Ichikawa (1948–2008), a Japanese film director
Kon Ichikawa (1915–2008), a Japanese film director
Mayumi Ichikawa (born 1976), a Japanese long-distance runner
Mikako Ichikawa (born 1978), a Japanese actress and model, sister of Miwako Ichikawa
Miwako Ichikawa (born 1976), a Japanese actress, sister of Mikako Ichikawa
Raizo Ichikawa (1931–1969), a Japanese film and kabuki actor
Stalker Ichikawa (born 1974), a Japanese professional wrestler
Takuji Ichikawa, movie director
Utaemon Ichikawa, (1907–1999), a Japanese film actor
Yosuke Ichikawa, keyboard player in the Japanese male pop band, The Babystars
Yui Ichikawa (born 1986), Japanese actress and model, also known as Yui-nyan
Yuichi Ichikawa, from the Japanese band the Indigo
Fictional characters:
Mayura Ichikawa, character from the anime series Best Student Council
Reiko Ichikawa, character from the anime series Infinite Ryvius
Hiroshi Ichikawa, character from the anime series Hungry Heart: Wild Striker
Hiroshi and Utako Ichikawa, character from the manga and anime series Kaibutsu-kun