Oka (surname)
# Oka (surname)

Oka (written: 岡 or 丘) is a Japanese surname. Notable people with the surname include:

* Asajiro Oka (丘 浅次郎, 1866–1944), Japanese zoologist, anatomist and evolutionist
* Ayumi Oka (born 1983), Japanese actress
* Ayumi Oka (born 1986), Japanese female tennis player
* Gedong Bagus Oka (1921–2002), Hindu reformer and philosopher in Indonesia
* Hideko Oka (岡 秀子, born 1953), Japanese fencer
* Jūrō Oka (岡 十郎, 1870–1923), Japanese businessman in whaling
* Kazuo Oka (born 1948), Japanese voice actor
* Kiyoshi Oka (1901–1978), Japanese mathematician
* Masi Oka (born 1974), Japanese American actor and digital effects artist
* Oka Rokumon (岡 鹿門, 1833–1914), Japanese sinologist
* Takeshi Oka (born 1932), Japanese-American chemist and astronomer
* Tomoko Oka (岡 智子, born 1964), Japanese fencer

## Fictional characters

* Oka (Asobi Asobase), a character in the manga series Asobi Asobase

## Other people

* Arsene Oka (born 1983), Côte d'Ivoire football (soccer) player
