N.N. of Brunswick 1024 - est. (b. 1024) Parents Gertrud die Ältere von Braunschweig Liudolf, Margrave of Frisia Children Gertrude of Haldensleben Siblings Ida von Elsdorf Matilda of Frisia Agatha, wife of Edward the Exile Bruno II Egbert I, Margrave of Meissen Partners Conrad of Haldensleben