Family: Wilhelm Welf / Princess Of Denmark Helen Valdemarsdottir (F1181)
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Male
Wilhelm Welf
Birth 11 Apr 1184 Hampshire, England 
Death 12 Dec 1213 Thuringia, Thüringen, Germany Burial Marriage Father Heinrich Welf, V | F1180 Group Sheet Mother Matilda Plantagenet | F1180 Group Sheet
Female
Princess Of Denmark Helen Valdemarsdottir
Birth Abt 1176 Denmark Death 22 Nov 1233 Sachsen, Germany Burial Father King of Denmark Valdemar Knutsson, I. | F91 Group Sheet Mother Sophie Of Polotzk | F91 Group Sheet
Male
+ Otto I. Das Kind Von Braunschweig-Lüneburg, Herzog Von Braunschweig-Luxenburg
Birth 1204 Sachsen, Germany Death 9 Jun 1252 Sachsen, Germany Burial 1252 Sachsen, Germany Spouse Matilde Von Brandenburg | F1542 Marriage 1228 Sachsen, Germany