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), Japanese trade union leader
 * Atsuhiro Iwai (岩井 厚裕), Japanese footballer
 * Fumio Iwai (岩井 文男), Japanese politician
 * Fumito Iwai (岩井 郁人), 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), Japanese economist
 * Masaki Iwai (岩井 真幸), Japanese curler
 * Shigeki Iwai (岩井 茂樹), Japanese politician
 * Shunji Iwai (岩井 俊二), Japanese film director
 * Shuya Iwai (岩井 柊弥), Japanese footballer
 * Toshio Iwai (岩井 俊雄), Japanese artist
 * Yukiko Iwai (voice actress) (岩居 由希子), Japanese voice actress
 * Yukiko Iwai (Onyanko Club) (岩井 由紀子), Japanese pop singer