Iwao (written: 巖, 巌, 岩夫, 岩尾, 岩生, 岩男 or 岩雄) is both a masculine Japanese given name and a Japanese surname. Notable people with the name include:
Surname
edit- Emma Haruka Iwao, Japanese computer scientist and cloud developer advocate
- Junko Iwao (岩男 潤子, born 1970), Japanese voice actress and singer
- Ken Iwao (岩尾 憲, born 1988), Japanese footballer
- Sachimi Iwao (岩尾 幸美, born 1976), Japanese field hockey player
- Seiichi Iwao (岩生 成一, 1900–1988), Japanese academic, historian and writer
- Sumiko Iwao (岩男 寿美子, 1935–2018), Japanese psychologist, magazine editor and academic
Given name
edit- Iwao Ageishi (上石 巌, 1908–1991), Japanese cross-country skier
- Iwao Akiyama (秋山 巌, 1921–2014), Japanese printmaker
- Iwao Ayusawa (鮎沢 巌, 1894–1972), Japanese diplomat
- Iwao Hakamada (袴田 巖, born 1936), Japanese boxer
- Iwao Horiuchi (堀内 岩雄, born 1941), Japanese sport wrestler
- Iwao Matsuda (松田 岩夫, born 1937), Japanese politician
- Iwao Matsuda (general) (松田 巌, 1895–1979), Japanese general
- Iwao Nakayama (中山 巌, born 1949), Japanese ice hockey player
- Ōyama Iwao (大山 巌, 1842–1916), Japanese field marshal
- Iwao Taka (高 巌), Japanese academic
- Iwao Takamoto (1925–2007), Japanese-American animator, television producer and film director
- Iwao Uruma (漆間 巌, born 1945), Japanese police officer
- Iwao Yamane (山根 巌, born 1976), Japanese footballer
- Iwao Yamawaki (山脇 巌, 1898–1987), Japanese photographer
Fictional characters
edit- Iwao (Kinnikuman) (イワオ), a character in the manga series Kinnikuman