Count Josip Jelacic von Bužim (16 October 1801 – 20 May 1859; also spelled Jellachich, Jellacic or Jellasics; in Croatian: Josip grof Jelacic Bužimski) was the Ban of Croatia between 23 March 1848 and 19 April 1859.
He was a member of the House of Jelacic and a noted army general, remembered for his military campaigns during the Revolutions of 1848 and for his abolition of serfdom in Croatia.