Ōoka

Ōoka, Ooka or Oooka (大岡（おおおか）) may refer to:

Location

 * Ōoka River (大岡川)
 * Ōoka, Nagano (大岡村)

Surname

 * Ōoka Tadasuke (大岡忠相) (1677–1752), Japanese judge, known in English juvenile literature as "Ooka the Wise" or "Solomon in Kimono"
 * Shōhei Ōoka (大岡昇平) (1909–1988), an author
 * Makoto Ōoka (大岡信) (1931–2017), a poet