Iwatani

Iwatani (written: 岩谷), is a Japanese surname. Notable people with the surname include:


 * Mayu Iwatani (岩谷 麻由), Japanese professional wrestler
 * Tokiko Iwatani (岩谷 時子), Japanese lyricist, poet and translator
 * Toru Iwatani (岩谷 徹), Japanese video game designer
 * Toshio Iwatani (岩谷 俊夫), Japanese footballer
 * Naoji Iwatani, Japanese businessman, founder of Iwatani