Margaret married John (1st Duke of Somerset) Beaufort (maid. name 1) in 1439 in King's Stanley, Gloucestershire, England. John (son of John (1st Earl of Somerset) Beaufort and Margaret ( countess of Somerset) Holland (maid. name 1)) was born on 25 March 1404 in Westminster, London, Middlesex, England; died on 27 May 1444 in London, Middlesex, England/suicide. [Group Sheet] [Family Chart]

1. Margaret Beaufort (maid. name 1) was born on 31 May 1443 in London, London, England; died on 29 Jun 1509 in Abbey, Renfrewshire, Scotland.

Margaret married Oliver St John (Baron of Beauchamp) in 1421 in ENGLAND. Oliver (son of Sir John (5th baron of faumont) Saint John and Elizabeth Paulett) was born on 8 Jul 1400 in Bletso Castle, Bedfordshire, ENGLAND; died on 3 Apr 1437 in Rouen, Seine-Maritime, Haute-Normandie, France. [Group Sheet] [Family Chart]

1. Elizabeth SaintJohn was born in 1432 in Bletsoe, Bedfordshire, England, England; died on 2 Jul 1494 in Harringworth, Northamptonshire, , England.
2. Margaret St John (maid. name Abbess Shaftesbury)
3. Mary St John
4. John St John (maid. name of Bletsoe) died in 1514.

Margaret married Lionel (6th baron Welles) Welles on 14 Apr 1447 in Raby, Durham, England. Lionel was born on 25 Mar 1406 in Conisholme, Lincolnshire, England; died on 29 Mar 1461 in killed Battle of Towton Field. [Group Sheet] [Family Chart]

1. John(1st viscount Welles) Welles was born in 1450 in Welles, Lincolnshire, England; died on 9 Feb 1498 in London, England.