Konrad, † 10. September vor 1056, Graf von Haldensleben Vater: Bernhard II., † 1044/51, Markgraf der Nordmark 1018–1044
His brother Wilhelm's death is given as 10 Sep 1056 (in the Battle of Pritzlawa Castle), so it is assumed that Konrad's death date is meant to be "before 1 Sep 1056".
