<page_title> List of rulers of Brittany </page_title> <section_title> House of Penthièvre </section_title> <table> <cell> Geoffrey II (Jafrez II) 1181–1186 with Constance <col_header> Name </col_header> </cell> <cell> 23 September 1158 fourth son of Henry II of England and Eleanor of Aquitaine <col_header> Birth </col_header> </cell> <cell> 19 August 1186 Paris, France aged 27 <col_header> Death </col_header> </cell> </table>
Geoffrey II (Jafrez; 23 September 1158 – 19 August 1186) was Duke of Brittany.