Otto III, nicknamed the pious (1215 – 9 October 1267 in Brandenburg an der Havel) was Margrave of Brandenburg jointly with his elder brother John I until...

Brandenburg (German: [ˈbʁandn̩bʊʁk] ), officially the State of Brandenburg (see Names), is a state in northeastern Germany. Brandenburg borders Poland...

Otto V (c. 1340 – 15 November 1379), was a Duke of Bavaria and Elector of Brandenburg as Otto VII. Otto was the fourth son of Holy Roman Emperor Louis...

Margrave of Brandenburg ( c. 1213 – 4 April 1266) was from 1220 until his death Margrave of Brandenburg, jointly with his brother Otto III "the Pious"...

Otto III (June/July 980 – 23 January 1002) was the Holy Roman Emperor from 996 until his death in 1002. A member of the Ottonian dynasty, Otto III was...

Otto I (c. 1128 – July 8, 1184) was the second Margrave of Brandenburg, from 1170 until his death. Otto I was born into the House of Ascania as the eldest...

Albrecht III (9 November 1414 – 11 March 1486) was Elector of Brandenburg from 1471 until his death, the third from the House of Hohenzollern. A member...

The Margraviate of Brandenburg (German: Markgrafschaft Brandenburg) was a major Principality of the Holy Roman Empire from 1157 to 1815 that played a...

was a member of the Brandenburg-Salzwedel branch of the House of Ascania, which existed from 1266 to 1317. He was a son of Otto III and his wife, Beatrice...

Hohenzollern dynasty, was (as Frederick III) Elector of Brandenburg (1688–1713) and Duke of Prussia in personal union (Brandenburg-Prussia). The latter function...