Ivan Fyodorovich Tkachev (Russian: Иван Фёдорович Ткачёв; 6 August 1896 – 29 July 1938) was a Soviet komkor (corps commander).
He was born in present-day Volgograd (called Stalingrad at the time of his death).
He fought in the civil war on the side of the Bolsheviks against the White movement.
During the Great Purge, he was arrested on 29 January 1938 and later executed.
After the death of Joseph Stalin, he was rehabilitated on 8 February 1956.