Hiroo (given name)
Hiroo is a masculine Japanese given name.
People with the name
Notable people with the name include:- Hiroo Ishii, Japanese baseball player and politician
- Hiroo Isono, Japanese painter and illustrator
- Hiroo Kanamori, Japanese seismologist
- Hiroo Kawai, Japanese golfer
- Kotoryū Hiroo, Japanese sumo wrestler
- Masurao Hiroo, Japanese sumo wrestler
- Hiroo Ōhara, Governor of Hiroshima Prefecture
- Hiroo Onoda, Imperial Japanese Army intelligence officer
- Hiroo Shima, Japanese ski jumper
- Hiroo Unoura, Japanese businessman
- Hiroo Yamagata, Japanese writer