<page_title> List of rulers of Austria </page_title> <section_title> House of Babenberg </section_title> <table> <cell> Frederick II the Quarrelsome (Friedrich der Streitbare) 1230–1246 <col_header> Name </col_header> </cell> <cell> 25 April 1211 Wiener Neustadt son of Leopold VI and Theodora Angelina <col_header> Birth </col_header> </cell> <cell> 15 June 1246 Leitha aged 35 <col_header> Death </col_header> </cell> </table>
Frederick II (25 April 1211 – 15 June 1246) known as Frederick the Quarrelsome (Friedrich der Streitbare) was the Duke of Austria until his death.