High Quality Content by WIKIPEDIA articles! Conrad the Great (ca. 1097 – 5 February 1157) was the Margrave of Meissen from 1123 until his retirement in 1156. He was the son of Thimo, Count of Brehna, of the House of Wettin and Ida, daughter of Otto of Nordheim. He was also Count of Wettin, Brehna, and Camburg from before 1116.