Ioan Rășcanu (October 1, 1878 – February 25, 1952) was a Romanian general during World War I. He held the post of Minister of War from September 27, 1919 to December 16, 1921. After entering politics, he was elected deputy in Parliament, and served as Mayor of Vaslui (1938–1942) and Bucharest (1942–1944). Arrested in 1947 by the early communist regime, he died several years later at Sighet Prison.