John George I, Elector Of Saxony was born on 05 March 1585. He was German national and known as Elector of Saxony.
Albert II Alcibiades was born on 28 March 1522. He was German national and known as margrave of Brandenburg-Kulmbach.
Albrecht III Achilles, Elector Of Brandenburg was born on 09 November 1414. He was German national and known as Elector.