Family/Spouse: Unknown. [Group Sheet] [Family Chart]
Guelph married Imagi of Luxemburg about 1015. Imagi (daughter of Frederick of Luxemburg, Count of Moselgau and Ermentrude of Gleibur) was born about 1000; was buried on 21 Aug 1057. [Group Sheet] [Family Chart]
Cunegunda married Azzo II of Este, Margrave of Milan, Marquess of Este about 1035. Azzo (son of Albert Azzo I, Margrave of Milan) was born about 997 in Modena; died on 20 Aug 1097 in Modena. [Group Sheet] [Family Chart]
Welf married Ethelinde von Northeim in 1062, and was divorced in 1070. Ethelinde (daughter of Otto of Nordheim von Northeim, Duke of Bavaria and Richenza of Swabia) and died. [Group Sheet] [Family Chart]
Welf married Judith (Fausta) of Flanders in 1071. Judith (daughter of Baldwin IV "Fair Beard" of Flanders, Earl/Count of Flanders and Eleanora of Normandy) died on 5 Mar 1094. [Group Sheet] [Family Chart]