Albert I, Count of Wernigerode
Albert I is the first attested count of Wernigerode. He first appears in 1103 near Hildesheim, and on 18 October 1121 witnessed a charter of the bishop of Halberstadt as count of Wernigerode. He also held the advocacy of Ilsenburg Abbey.
On 13 November 1130 King Lothar III made him Vogt, or advocate, of Drübeck Abbey. He is last recorded on 5 December 1141 and left two sons, Bertold and Ludolf.