Family/Spouse: Maud de Greystoke. [Group Sheet] [Family Chart]
John married Eleanor de Mowbray before May 1386. Eleanor (daughter of 4th Lord Mowbray John de Mowbray and Elizabeth Seagrave) was born before 25 May 1364; died before 13 Aug 1417. [Group Sheet] [Family Chart]
John married Elizabeth Seagrave about 1360. Elizabeth (daughter of Lord Segrave John Seagrave and Duchess of Norfolk Margaret Plantagenet) was born in 1338; died in 1368. [Group Sheet] [Family Chart]
John married Lady Joan Plantagenet after 28 Feb 1327 in Lincolnshire, England. Joan (daughter of 3rd Earl of Lancaster Henry Plantagenet and Maud Chaworth) was born in 1310 in Monmouthshire, Wales; died on 7 Jul 1349 in Yorkshire, England. [Group Sheet] [Family Chart]
John married Duchess of Norfolk Margaret Plantagenet. Margaret (daughter of Earl of Norfolk Thomas de Brotherton Plantagenet and Alice Halys) was born on 24 Mar 1320; died on 24 Mar 1399. [Group Sheet] [Family Chart]