Roger III 1St Lord Mowbray De Mowbray
Birth date:
1257
Birth place:
Thirsk, Yorks, , England
 
Death date:
  BEF 21 NOV 1297
Death place:
  Ghent, Flanders Buried In Fountains Abbey, ,

De Mowbray Family

Parents:
Father: Stephen John De Seagrave
Mother: Joan Fitzalan
Spouse:
Spouse: Roese Rhose De Clare
 
Siblings:
Miles de Stapleton
Elizabeth Holland
John De Segrave
Elizabeth De Holland
of Kent Edmund de Holand
Alinor Holland
Margaret De Holland

Alianore le Strange
Henry V King of England Lancaster
Miles Stapleton Iii


Holland
of Surrey Thomas Holland

Elizabeth De Holand
Joane Holland
Living
Roger III 1St Lord Mowbray De Mowbray
Children:
Constance Demowbray
Alexander Demowbray
John De Mowbray
William Sir Demowbray