March 1160) and they had the following children: Otto I, Margrave of Brandenburg (1126/1128–7 March 1184) Count Hermann I of Orlamünde (died 1176), father of Siegfried III, Count of Weimar-Orlamünde Siegfried (died 24 October 1184), Bishop of Brandenburg from 1173 to 1180, Prince-Archbishop of Bremen, the first ranked prince, from 1180 to 1184 Heinrich (died 1185), a canon in Magdeburg Count Albert of Ballenstedt (died after 6 December 1172) Count Dietrich of Werben (died after 5 September 1183) Count Bernhard of Anhalt (1134–9 February 1212), Duke of Saxony from 1180 to 1212 as Bernard III Hedwig (d. 1203), married to Otto II, Margrave of Meissen Daughter, married c. 1152 to Vladislav of Olomouc, the eldest son of Soběslav I, Duke of Bohemia Adelheid (died 1162), a nun in Lamspringe Gertrude, married in 1155 to Duke Diepold of Moravia Sybille (died c. 1170), Abbess of Quedlinburg Eilika References Works cited General references External links Thomas Carlyle, History of Friedrich ii Chapter iv: Albert the Bear The History Files: Rulers of Brandenburg Albert 00 Margraves of Brandenburg Counts of Anhalt People from Brandenburg an der Havel Christians of the Wendish Crusade 1100s births Place of birth unknown 1170 deaths