Jan married Elizabeth Princess Of England on 14 Nov 1302. Elizabeth (daughter of Edward I "Longshanks" England and Leonor Princess Of Castile And Leon, [QUEEN OF ENGLAN) was born on 7 Aug 1282 in , Rhuddlan Castle, Flintshire, Wales; died on 5 May 1316 in , Quendon, Essex, England; was buried on 23 May 1316 in , Walden Abbey, Hartfordshire, England. [Group Sheet] [Family Chart]