Gero Count of Brehna German aristocrat (1020–1089) Parents Mathilde of Meissen Theodoric II Children William, Count of Camberg Willa von Brehna Günther I. von Wettin Thietburg von Brehna Dietrich von Brehna Siblings Ida of Wettin Konrad of Wettin Thimo the Brave, Count of Wettin Dedi I, Margrave of the Saxon Ostmark Frederik I van Münster Riddag von Ostmark Partners Bertha (?)