Iwai (surname)

Iwai (written: 岩井 lit. "rock well" or 岩居) is a Japanese surname. Notable people with the surname include:

• Akira Iwai (岩井 章, 1922–1997), Japanese trade union leader
• Atsuhiro Iwai (岩井 厚裕, born 1967), Japanese footballer
• Fumio Iwai (岩井 文男, born 1960), Japanese politician
• Fumito Iwai (岩井 郁人, born 1990), Japanese musician
• Iwai Hanshirō I (1652–1699), Japanese kabuki artist
• Iwai Hanshirō V (1776–1847), Japanese kabuki artist
• Iwai Hanshirō VIII (1829–1882), Japanese kabuki artist
• Katsuhito Iwai (岩井 克人, born 1947), Japanese economist
• Masaki Iwai (岩井 真幸, born 1985), Japanese curler
• Shigeki Iwai (岩井 茂樹, born 1968), Japanese politician
• Shunji Iwai (岩井 俊二, born 1963), Japanese film director
• Shuya Iwai (岩井 柊弥, born 2000), Japanese footballer
• Toshio Iwai (岩井 俊雄, born 1962), Japanese artist
• Yukiko Iwai (voice actress) (岩居 由希子, born 1972), Japanese voice actress
• Yukiko Iwai (Onyanko Club) (岩井 由紀子, born 1968), Japanese pop singer