Otto IV (January 3, 1307 – December 14, 1334 in Munich) was a

Duke Duke is a male title either of a monarch ruling over a duchy, or of a member of royalty, or nobility. As rulers, dukes are ranked below emperors, kings, grand princes, grand dukes, and sovereign princes. As royalty or nobility, they are ran ...

Lower Bavaria Lower Bavaria (german: Niederbayern, Bavarian: ''Niedabayern'') is one of the seven administrative regions of Bavaria, Germany, located in the east of the state. Geography Lower Bavaria is subdivided into two regions () – Landshut and Donau-W ...

Family

He was a son of

Stephen I, Duke of Bavaria Stephen I. (March 14, 1271 – December 10, 1310) was duke of Lower Bavaria from 1290 until 1310 as co-regnant of his older brothers Otto III († 1312) and Louis III († 1296). Biography Stephen was born in Landshut, the son of Henry XIII, Du ...

and Jutta of Schweidnitz. His maternal grandparents were Bolko I, Duke of Jawor and Świdnica and Beatrix of Brandenburg. Bolko was a son of

Bolesław II the Bald Boleslav or Bolesław may refer to: In people: * Boleslaw (given name) In geography: * Bolesław, Dąbrowa County, Lesser Poland Voivodeship, Poland * Bolesław, Olkusz County, Lesser Poland Voivodeship, Poland * Bolesław, Silesian Voivodeship, ...

and his first wife Hedwig of

Anhalt Saxony-Anhalt (german: Sachsen-Anhalt ; nds, Sassen-Anholt) is a state of Germany, bordering the states of Brandenburg, Saxony, Thuringia and Lower Saxony. It covers an area of and has a population of 2.18 million inhabitants, making it the ...

. Beatrix was a daughter of

Otto V, Margrave of Brandenburg-Salzwedel Margrave Otto V of Brandenburg-Salzwedel ( 1246 – 1298), nicknamed ''Otto the Tall'', was a son of Margrave Otto III and co-ruler of Brandenburg with his cousin, Margrave Otto IV. Otto V spent many years in Prague, at the court of his maternal u ...

and Jutta of Hennenberg.

Reign

He succeeded as Duke of

from 1310 until 1334 as co-regent of his brother Henry XIV and his cousin Henry XV. In 1322 he was in war with his co-regents, in 1331 Lower Bavaria was finally partitioned among them. Otto then governed Burghausen,

Traunstein Traunstein (Central Bavarian: ''Traunstoa'') is a town in the south-eastern part of Bavaria, Germany, and is the administrative center of a much larger district of the same name. The town serves as a local government, retail, health services, ...

and several other Bavarian cities. Otto, who hated his brother made his cousin Emperor

Louis IV, Holy Roman Emperor Louis IV (german: Ludwig; 1 April 1282 – 11 October 1347), called the Bavarian, of the house of Wittelsbach, was King of the Romans from 1314, King of Italy from 1327, and Holy Roman Emperor from 1328. Louis' election as king of Germany in ...

his contracted heir.

Marriage

Otto IV married Richardis of Jülich. She was a daughter of

Gerhard V of Jülich Gerhard V of Jülich (before 1250 – 29 July 1328), Count of Jülich (1297–1328), was the youngest son of William IV, Count of Jülich and Richardis of Guelders, daughter of Gerard III, Count of Guelders.Walther Möller, ''Stammtafeln westdeuts ...

and Elisabeth of Brabant-Aarschot. They had one known child: *Albert of Wittelsbach. Born in 1332. Predeceased his father.

External links

* * {{Authority control Otto IV, Duke of Bavaria Otto IV, Duke of Bavaria 14th-century dukes of Bavaria Otto IV, Duke of Bavaria Medieval child rulers