Tags: Noble.
Albert III Margrave of Brandenburg-Salzwedel (c. 1250 – between 19 November and 4 December 1300) was a Margrave of Brandenburg. He was a member of the Brandenburg-Salzwedel branch of the House of Ascania which existed from 1266 to 1317. He was a son of Otto III and his wife Beatrice (or Božena) of Bohemia.As a son of Otto he was entitled to use the title of Margrave and he did sign some official documents be he was never more than a co-ruler.