Family/Spouse: Adelaide of Guelders. Adelaide (daughter of Otto I, Count of Guelders and Richardis of Bavaria) was born in c .?1182; died in 1218; was buried in Rijnsburg Abbey. [Group Sheet] [Family Chart]
Family/Spouse: Mary of Brabant. Mary (daughter of Henry I The Courageous, Duke of Brabant and Matilda of Boulogne, Duchess of Brabant) was born about 1191; died after 9 Mar 1260. [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: 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]
Floris married Beatrix of Dampierre on 25 Jan 1252. Beatrix (daughter of Guy of Dampierre, Count of Flanders and Matilda of Bethune) died on 5 Apr 1291. [Group Sheet] [Family Chart]
Family/Spouse: Philippine of Luxemburg. Philippine (daughter of Henry V the Blond of Luxemburg, Count of Luxemburg and Margaret von Bar, Countess of Bar) died on 6 Apr 1311. [Group Sheet] [Family Chart]
Jutta married Otto V the Tall, Margrave of Brandenburg-Salzwedel in 1268. Otto (son of Otto III the pious, Margrave of Brandenburg and Beatrice ( Beatrix ) of Bohemia) was born about 1246; died in 1298. [Group Sheet] [Family Chart]