William III of Weimar

William III of Weimar (Wilhelmi Thuringorum praetor; died 16 April 1039) was count of Weimar from 1003 and of the Eichsfeld from 1022.

He was the youngest son of Count William II of Weimar.

FamilyEdit

After his death, Oda married Dedi I, Margrave of Lusatia.