Catherine De Roet was born 1350 to Payn De Roet (c1310-?) and Unknown (c1315-?) and died 10 May 1403 in Lincoln, Lincolnshire, England, United Kingdom of unspecified causes. She married Hugh De Swynford (?-?) 13 January 1396 JL in Westminster, Middlesex, England, United Kingdom.


Offspring of John of Gaunt, 1st Duke of Lancaster and Catherine De Roet (1350-1403)
Name Birth Death Joined with
John Beaufort, 1st Earl of Somerset (c1373-1410) 1371 16 March 1409 Margaret Holland (1385-1439)

Blanche Beaufort (Abt 1373-Bef 1397)
Henry Cardinal Beaufort, Bishop of Winchester (1375-1447)
Thomas Beaufort, 1st Duke of Exeter (1377-1426)
Joan Beaufort (1379-1440) 1379 Château de Beaufort, Haute-Loire, France 13 November 1440 Howden, Yorkshire, England Robert, 3rd Baron Ferrers of Wemme (c1373-1396)
Ralph de Neville, 1st Earl of Westmorland (c1364-1425)

Footnotes (including sources)

‡ General
Ω Birth
  • "She was probably born in Hainaut in 1349 or 1350"