Thomas Francis O'Higgins (20 November 1890 – 1 November 1953) was an Irish Fine Gael politician and medical practitioner who served as Minister for Defence from 1948 to 1951, Minister for Industry and Commerce from March 1951 to June 1951 and Leader of the Opposition from January 1944 to June 1944. He served as a Teachta Dála (TD) from 1929 to 1932 and 1937 to 1953. Following the killing of his father and his brother during the Irish Civil War in the 1920s, he became politically radicalised and joined Cumann na nGaedhael, as well as also briefly becoming the leader of the Blueshirts.