John Sigismund, Elector of Brandenburg

Prince-elector of the Margraviate of Brandenburg (1572–1619)

Parents

• Catherine of Brandenburg-Küstrin
• Joachim Frederick, Elector of Brandenburg

Children

• George William, Elector of Brandenburg
• Catherine of Brandenburg
• Joachim Sigismund von Brandenburg
• Maria Eleonora of Brandenburg
• Anna Sophia of Brandenburg

Siblings

• Anne Catherine of Brandenburg
• Joachim of Brandenburg
• Ernst
• August of Brandenburg
• Marie Eleonore von Brandenburg
• Christian William of Brandenburg
• Barbara Sophie of Brandenburg
• John George of Brandenburg
• Albrecht Frederik van Brandenburg

Partners

• Duchess Anna of Prussia