Jacob Kettler

Duke of Courland (1610–1682) (1610–1682)

Parents

• Wilhelm Kettler
• Duchess Sophie of Prussia
• James VI and I

Children

• Charlotte Sophie, Duchess of Courland
• Alexander of Courland
• Frederick Casimir Kettler
• Ferdinand Kettler
• Maria Amalia of Courland
• Karl Jakob von Kettler
• Wladislaus Friedrich von Kettler
• Louise Elisabeth of Courland

Partners

• Margravine Louise Charlotte of Brandenburg