Takekoshi Yosaburo (?? ???, November 22, 1865 – January 12, 1950) was a Japanese historian and politician, member of the Diet and Privy councillor.
He was a graduate of Keio Gijuku.
Takekoshi was a committed advocate of Japanese expansion into the South Seas, rather than China.Among his works published in English are Japanese Rule in Formosa and a monumental Economic Aspects of the Civilization of Japan, which includes a wealth of quantitative data from pre-modern sources.