Richardis married Otto I, Count of Guelders in 1186. Otto (son of Henry I, Count of Guelders and Agnes of Arnstein) was born in 1150; died in 1207. [Group Sheet] [Family Chart]
Family/Spouse: William I of Holland, Count of Holland. William (son of Floris III of Holland, Count of Holland and Ada of Huntingdon, Countess of Holland) was born about 1167 in The Hague, Netherlands; died on 4 Feb 1222. [Group Sheet] [Family Chart]
Adelaide married in 1197 in Stavoren. [Group Sheet] [Family Chart]
Gerard married Margaret (Margaretha) of Brabant in Jan 1206. Margaret (daughter of Henry I The Courageous, Duke of Brabant and Matilda of Boulogne, Duchess of Brabant) and died. [Group Sheet] [Family Chart]
Floris married Matilda of Brabant, , Countess of Holland on 6 Dec 1224. Matilda (daughter of Henry I The Courageous, Duke of Brabant and Matilda of Boulogne, Duchess of Brabant) was born about 1200; died on 21 Dec 1267. [Group Sheet] [Family Chart]
Family/Spouse: William IV, Count of Jülich. William (son of William III of Jülich, Count of Jülich and Mathilde of Limburg) was born about 1210; died on 16 Mar 1278. [Group Sheet] [Family Chart]
Family/Spouse: Margaret of Cleves. Margaret and died. [Group Sheet] [Family Chart]
Otto married Philippe of Dammartin between 1252 and 1254. Philippe (daughter of Simon of Dammartin de Danmartin, Count of Aumâle, Count of Ponthieu and Montreuil and Marie (Jeanne) of Ponthieu, Countess of Ponthieu) died on 14 Apr 1278; was buried in Gravendal Abbey, Gueldres. [Group Sheet] [Family Chart]
Family/Spouse: Elizabeth of Brunswick-Lüneburg. Elizabeth (daughter of Otto I, Duke Brunswick-Lüneburgh and Matilda von Brandenburgh) died on 27 May 1266; was buried in Middelburg abbey church. [Group Sheet] [Family Chart]
Adelaide married John of Avesnes, Count of Hainaut on 9 Oct 1246. John (son of Burchard of Avesnes d'Avesnes and Margaret II of Constantinople, Countess of Flanders) died on 24 Dec 1257. [Group Sheet] [Family Chart]
Family/Spouse: Herman I von Henneberg, Count of Henneberg. Herman (son of Poppo VII von Henneberg, Count of Henneberg and Jutta of Thuringia) was born in 1224; died on 18 Dec 1290. [Group Sheet] [Family Chart]
Family/Spouse: Marie. Marie (daughter of Guy of Dampierre, Count of Flanders and Matilda of Bethune) died in 1297. [Group Sheet] [Family Chart]
Family/Spouse: Enguerrand IV de Coucy, Lord of Coucy. Enguerrand (son of Enguerrand III the Great, Lord of Coucy and Marie de Montmirall) was born about 1236; died in 1311. [Group Sheet] [Family Chart]
Reginald married Margaret of Flanders about 1290. Margaret (daughter of Guy of Dampierre, Count of Flanders and Isabelle of Luxembourg) died in 1331. [Group Sheet] [Family Chart]