Sigismund I the Old

King of Poland and Grand Duke of Lithuania (1467–1548)

Parents

• Elisabeth of Habsburg
• Casimir IV Jagiellon

Children

• Sigismund II Augustus
• Katharina of Poland, Countess of Montfort
• Sophia Jagiellon, Duchess of Brunswick-Lüneburg
• Regina Szafraniec
• Anna Jagiellon
• Catherine Jagellon
• John Jagiellon
• Wojciech Olbracht
• Isabella Jagiellon
• Anna Jagiellon
• Hedwig Jagiellon, Electress of Brandenburg

Siblings

• Saint Casimir
• Elisabeth Jagiellon
• Sophia Jagiellon, Margravine of Brandenburg-Ansbach
• Vladislaus II of Bohemia and Hungary
• Elizabeth Jagiellon
• John I Albert
• Anna Jagiellon
• Barbara Jagiellon
• Elizabeth Jagellon
• Hedwig Jagiellon, Duchess of Bavaria
• Alexander Jagiellon
• Frederick Jagiellon

Partners

• Katarzyna Telniczanka
• Barbara Zápolya
• Bona Sforza