Oki (surname)
Oki, Ōki, Ooki or Ohki (written: 大木 lit. "big tree") is a Japanese surname. Notable people with the surname include:
- Bibiru Ōki (大木 ビビる; born 1974), Japanese comedian
- Eiji Oki (大木 英司), Japanese engineer
- Enkichi Ōki (大木 遠吉; 1871–1926), Japanese statesman
- Kintarō Ōki (大木 金太郎; 1929–2006), South Korean professional wrestler
- Masao Ōki (大木 正夫; 1901–1971), Japanese composer
- Risa Ohki (大木 理紗), Japanese singer
- Satoru Oki (大木 暁; born 1992), Japanese footballer
- Seikan Oki (大木 正幹; 1907–2000), Japanese sprinter
- Susumu Oki (大木 勉; born 1976), Japanese footballer
- Ōki Takatō (大木 喬任; 1832–1899), Japanese statesman
- Takeshi Oki (大木 武; born 1961), Japanese footballer and manager
- Tamio Ōki (大木 民夫; born 1928–2017), Japanese voice actor
- Tony Ooki (大木 トニー; born 1971), Japanese AV actor and singer
Fictional characters:
- Tatsumichi Oki (大木 立道), a character in the manga series Battle Royale
- Tsuyoshi Ohki (大木 剛), a character in the manga series Kodomo no Omocha
Oki (written: 沖 lit. "open sea") is also a separate Japanese surname. Notable people with the surname include:
- Itaru Oki (沖 至; 1941–2020), Japanese jazz musician
- Kanae Oki (沖 佳苗; born 1984), Japanese voice actress
- Oki Kibatarō (沖 牙太郎; 1848–1906), Japanese businessman
- Masaya Oki (沖 雅也; 1952–1983), Japanese actor and singer
- Miho Oki (沖 美穂; born 1974), Japanese cyclist