Constance married Thomas DE MOWBRAY before 01 Jun 1402. Thomas (son of Sir Thomas DE MOWBRAY, Knt. and Elizabeth FITZ ALAN) was born on 17 Sep 1385; died on 08 Jun 1405 in Executed without trial. [Group Sheet] [Family Chart]
Constance married Sir John GREY, K.G. before 24 Feb 1412/3. John (son of Sir Reynold GREY and Margaret DE ROS) died on 27 Aug 1439. [Group Sheet] [Family Chart]
Edmund married Katherine PERCY before 1458/9. Katherine (daughter of Sir Henry DE PERCY and Alianor NEVILLE) was born on 28 May 1423 in Leconfield. [Group Sheet] [Family Chart]
Family/Spouse: Sir William KNYVET. William (son of Sir John KNYVETT and Alice LYNNE) was born about 1440; died in 1515 in of Buckenham, Norfolk. [Group Sheet] [Family Chart]