Itabashi (written: 板橋) is a Japanese surname. Notable people with the surname include:
Fumio Itabashi (板橋 文夫; born 1949), Japanese jazz pianist and composer
Kōshū Itabashi (板橋 興宗; 1927–2020), Japanese Zen Buddhist
Megumi Itabashi (板橋 恵; born 1973), Japanese volleyball player
Toru Itabashi (板橋 亨; born 1946), Japanese ice hockey player