William III of Weimar
William III of Weimar was count of Weimar from 1003 and of the Eichsfeld from 1022.
He was the youngest son of Count William II of Weimar.
Family
- His first marriage was to Bertha.
- His second marriage was to Oda. They had children:
- * William IV, Margrave of Meissen from 1046
- * Otto I, count of Orlamünde
- * Poppo
- * Aribo