Count Ōki Takatō (大木 喬任, March 23, 1832 – September 26, 1899), was a Japanese statesman during the early Meiji period.

He was Governor of Tokyo in 1868 and a member of the Japanese Privy Council in 1889.

During the Boshin War he was a leader in the Saga forces committed to the overthrow of the Tokugawa shogunate.

In 1884, he was elevated to the title of hakushaku (count) in the new kazoku peerage system.

His eldest son, Ōki Enkichi was also a politician, and a cabinet member during the Taishō period.