Ōkawa (surname)

Ōkawa, Okawa, Ookawa or Ohkawa (written: 大川 or 大河, literally "big river") is a Japanese surname. Notable people with the surname include:


 * Heizaburo Okawa (大川 平三郎), Japanese fencer
 * Hisayuki Okawa (born 1971), athlete
 * Misao Okawa (1898–2015), Japanese supercentenarian
 * Nanase Ohkawa (born 1967), Japanese manga writer
 * Ryuho Okawa (1956-2023), religious and political leader
 * Shūmei Ōkawa (1886–1957), Japanese nationalist, Pan-Asian writer, indicted war criminal, and Islamic scholar
 * Tihiro Ohkawa (大河千弘), Japanese plasma physicist
 * Tōru Ōkawa (born 1960), Japanese actor
 * Narumi Okawa (大川 成美), Japanese AV idol