Princess Elisabeth Marie of Bavaria
Princess Elisabeth of Bavaria (8 January 1874 – 4 March 1957) was a member of the Bavarian Royal House of Wittelsbach.
She was known as Princess of Bavaria until 1918.
Elizabeth of Sicily, Queen of Hungary
Elisabeth of Sicily( 1261–1303) was Queen of Hungary by marriage to Ladislaus IV of Hungary.
Elisabeth of Lorraine
Elisabeth of Lorraine (9 October 1574 – 4 January 1635), was a Duchess and an Electress consort of Bavaria by marriage to Maximilian I, Elector of Bavaria.
Beatrice of Sicily (1326–1365)
Beatrice of Sicily (5 September 1326 – 12 October 1365) was a daughter of Peter II of Sicily and his wife Elisabeth of Carinthia.
She was born into the House of Aragon.
Elisabeth of Bavaria, Electress of Saxony
Elisabeth of Bavaria-Munich (2 February 1443 in Munich – 5 March 1484 in Leipzig) was a princess of Bavaria-Munich by birth and by marriage Electress of Saxony.
Elisabeth of Sicily, Duchess of Bavaria
Elisabeth of Sicily (1310–1349) was a daughter of Frederick III of Sicily and Eleanor of Anjou.
Her siblings included: Peter II of Sicily and Manfred of Athens.
After her death her title was given to Georgia Lanza.
On June 27, 1328, Elisabeth married Stephen II, Duke of Bavaria, son of Louis IV, Holy Roman Emperor and Beatrix of Silesia-Glogau.
The couple had three sons and a daughter, they were:
Duke Maximilian Emanuel in Bavaria
Duke Maximilian Emanuel in Bavaria, full German name:" Maximilian Emanuel, Herzog in Bayern"( 7 December 1849 in Munich, Kingdom of Bavaria – 12 June 1893 in Feldafing, Kingdom of Bavaria) was a Duke in Bavaria and member of the House of Wittelsbach.
Maximilian Emanuel was the tenth and youngest child of Duke Maximilian Joseph in Bavaria and his wife Princess Ludovika of Bavaria.
Maximilian Emanuel was the brother of Elisabeth of Bavaria, Empress of Austria and Queen of Hungary.
Frederick III of Sicily
Frederick II (or III) (13 December 1272 – 25 June 1337) was the regent (from 1291) and subsequent King of Sicily from 1295 until his death.
He was the third son of Peter III of Aragon and served in the War of the Sicilian Vespers on behalf of his father and brothers, Alfonso ΙΙΙ and James ΙΙ.
He was confirmed as King of Trinacria (another name for the island of Sicily) by the Peace of Caltabellotta in 1302.
His reign saw important constitutional reforms: the "Constitutiones regalesCapitula alia", and "Ordinationes generales".
Duchess Maria Anna Josepha of Bavaria
Maria Anna Josepha of Bavaria(" Maria Anna Josepha Augusta"; 7 August 1734 – 7 May 1776) was a Duchess of Bavaria by birth and Margravine of Baden- Baden by marriage.
She was nicknamed the" savior of Bavaria".
She is also known as" Maria Josepha" and is sometimes styled as a" princess of Bavaria".
Princess Maria Elisabeth of Bavaria
Princess Maria Elisabeth of Bavaria( 9 September 1914 – 13 May 2011) was the eldest daughter of Prince Franz of Bavaria, third son of Ludwig III of Bavaria.

Question: What is the date of birth of Elisabeth Of Sicily, Duchess Of Bavaria's father?
Answer: 13 December 1272