František Udržal (Czech pronunciation: [fr̩antiʃɛk udrʒal] listen ) (1 January 1866 in Dolní Roveň, Pardubice District, Kingdom of Bohemia – 25 April 1938 in Prague) was a Czechoslovakian politician.
A member and leader of the powerful Agrarian Party, his political career started as member of the local Diet of Bohemia, then of parliament of Austria-Hungary, then of parliament of Czechoslovakia. He served seven years as minister of defense and four years as prime minister of Czechoslovakia (1 February 1929 – 24 October 1932) in two periods (1 February 1929 – 7 December 1929 and 7 December 1929 – 29 October 1932).