 Catherine d'Avesnes, Countess of Holland, daughter of William III, Count of Holland and Jeanne de Valois.Born 1315 Picardy, Somme, France, died 1375 Ghent, Flanders, Belgium, 59 or 60 years Married 1345 Hainault, Flanders, Belgium (29 or 30 years married) to:  Sir Payne Deroet, son of Payne De Roet and Countess Catherine D' Hainaut Deroet.Born 1310,1320 Hainault, Hainault, Belgium, died 1413 Guienne, France, 92 or 93 years Children: 1. Isabel DeroetBorn 1345, died 1366 Mons, Dordogne, Aquitaine, France, 20 or 21 years 2. Philippa De RoetBorn 1348 Somme, Picardie, France, died 07 Nov 1387 London, London, England, 38 or 39 years 3. Katherine De Roet Swinford DeroetBorn 25 Nov 1350 Somme, Picardie, France, died 10 May 1403 Lincoln, Lincolnshire, England, 52 years | |||