*Sir John de Cogan
born about 1169 Glamorgan, Wales or Brampton, Devonshire, England

father:
*Richard Cogan
died 1238 Cogan, Glamorganshire, Wales

mother:
*Basilie de Riddlesford
born Bray, Ireland

siblings:
unknown

spouse:
*Marie Prendergrast
born before 1195 Douglas, Cork, Ireland

children:
*Juliana (Johanna?) de Cogan
born 1190? Aberdare, Glamorgan, Wales

biographical and/or anecdotal:

notes or source:
ancestry.com