Yamaoka
Yamaoka is the Japanese surname of the following people:
- Akira Yamaoka (* 1968), Japanese music producer and composer
- Izumi Yamaoka (1968–2018), Japanese long distance runner, see Izumi Maki
- Kenji Yamaoka (* 1943), Japanese politician
- Yamaoka Kōtarō (1880–1959), early Japanese convert to Islam and first hadji
- Yamaoka Magokichi (1888–1962), Japanese entrepreneur
- Yamaoka Sōhachi (1907–1978), Japanese writer
- Sōko Yamaoka (* 1974), Japanese snowboarder
- Tatsumaru Yamaoka (* 1979), Japanese politician
- Yamaoka Tesshu (1836–1888), famous Japanese samurai
- Tetsuya Yamaoka (* 1990), Japanese football player
