In 1342 [her father] Louis I King Hungary King Poland (age 15) and Margaret Bohemia Queen Consort Hungary (age 6) were married. She the daughter of Charles IV King Bohemia Holy Roman Emperor Luxemburg (age 25) and Blanche Valois Holy Roman Empress Luxemburg (age 25). He the son of Charles I King Hungary (age 54) and Elisabeth Unknown Queen Consort Hungary. They were second cousin once removed. He a great x 5 grandson of King Henry "Curtmantle" II of England. She a great x 3 granddaughter of King Henry III of England.

Around 20 Jun 1353 [her father] Louis I King Hungary King Poland (age 27) and [her mother] Elizabeth Bosnia Queen Consort Hungary were married. She by marriage Queen Consort Hungary. He the son of Charles I King Hungary and Elisabeth Unknown Queen Consort Hungary. He a great x 5 grandson of King Henry "Curtmantle" II of England.

In 1385 Sigismund I King Hungary I King Germany I King Bohemia Holy Roman Emperor Luxemburg (age 16) and Mary Hungary I Queen Hungary (age 14) were married. She the daughter of Louis I King Hungary King Poland and Elizabeth Bosnia Queen Consort Hungary. He the son of Charles IV King Bohemia Holy Roman Emperor Luxemburg and Elizabeth Pomerania Holy Roman Empress Luxemburg (age 38). They were third cousins.

Before 07 Oct 1409 [her former husband] Sigismund I King Hungary I King Germany I King Bohemia Holy Roman Emperor Luxemburg (age 41) and Barbara of Cilli Holy Roman Empress (age 17) were married. The difference in their ages was 23 years. He the son of Charles IV King Bohemia Holy Roman Emperor Luxemburg and Elizabeth Pomerania Holy Roman Empress Luxemburg.