Iizuka (written: ) is a Japanese surname. Notable people with the surname include:
, Japanese shogi player , Japanese scientific researcher and engineer Kunisaburo Iizuka (1875–1958), Japanese judoka , Japanese voice actress and singer Naomi Iizuka (born 1965), American playwright Shōkansai Iizuka (1919–2004), Japanese artist , Japanese sprinter , Japanese voice actor , Japanese professional wrestler , Japanese video game designer , Japanese ice hockey player and coach