Otto II, Duke of Bavaria
Otto II of Bavaria( 7 April 1206 in Kelheim – 29 November 1253) known as Otto the Illustrious was the Duke of Bavaria and Count Palatine of the Rhine( see Electorate of the Palatinate).
He was the son of Ludwig I and Ludmilla of Bohemia and a member of the Wittelsbach dynasty.
Louis I, Duke of Bavaria
Ludwig I (23 December 1173 – 15 September 1231), called the Kelheimer or of Kelheim , since he was born and died at Kelheim, was the Duke of Bavaria from 1183 and Count Palatine of the Rhine from 1214.
He was a son of Otto I and his wife Agnes of Loon.
Ludwig was married to Ludmilla, a daughter of Duke Frederick of Bohemia.
Anne of Bohemia, Duchess of Austria
Anne of Bohemia( 27 March 1323 – 3 September 1338), also known as" Anna of Luxembourg", was a daughter of John of Bohemia and his first wife, Elizabeth of Bohemia.
Anne was a member of the House of Luxemburg.
Elizabeth of Bohemia (1292–1330)
Elizabeth of Bohemia( 20 January 1292 – 28 September 1330) was a princess of the Bohemian Přemyslid dynasty who became queen consort of Bohemia as the first wife of King John the Blind.
She was the mother of Emperor Charles IV, King of Bohemia.
Margaret of Bohemia, Duchess of Bavaria
Margaret of Bohemia( 1313–1341) was the daughter of King John of Bohemia by his first wife Elisabeth of Bohemia( 1292–1330).
Sophia of Bavaria
Sophia of Bavaria (1376 – 4 November 1428) was a Queen of Bohemia and the spouse of Wenceslaus, King of Bohemia and King of the Romans.
She was briefly interim regent of Bohemia after the death of Wenceslaus in 1419.
Anne of Bohemia (1290–1313)
Anne of Bohemia( 1290 –1313) was the eldest surviving daughter of Wenceslaus II of Bohemia and Poland and his first wife Judith of Habsburg.
Her siblings included Elisabeth of Bohemia and Wenceslaus III of Bohemia.
Elizabeth of Hungary, Duchess of Bohemia
Elizabeth of Hungary( 1145- 1189), was a Duchess consort of Bohemia, married to Frederick, Duke of Bohemia.
Her parents were King Géza II of Hungary and Euphrosyne of Kiev.
She served as regent of Bohemia twice in the absence of her spouse.
Ludmilla of Bohemia
Ludmilla of Bohemia (died 14 August 1240) was a daughter of Frederick, Duke of Bohemia, and his wife, Elizabeth of Hungary.
Ludmilla was a member of the Přemyslid dynasty.
She was Duchess consort of Bavaria by her marriage to Louis I, Duke of Bavaria.
Mercedes Lambre
Mercedes Rodríguez Lambre( born October 5, 1992) is an Argentine actress, singer, dancer and model.
She is known to international audiences for playing the debut role of Ludmilla in the Disney Channel original series" Violetta".

Question: Where was the place of death of Ludmilla Of Bohemia's husband?
Answer: Kelheim