Countess Emilia Antwerpiana of Nassau (Antwerp, 9 December 1581 - Landsberg, 28 September 1657) was the sixth and youngest daughter of William the Silent and his third spouse Charlotte of Bourbon.
Countess Emilia Antwerpiana married Frederick Casimir, Count Palatine of Zweibrücken-Landsberg (1585–1645) in 1616. The couple had three children. Emilia Antwerpiana was her father's last surviving daughter.
| Emilia Antwerpiana of Nassau | Father: Prince William of Orange (1533–1584) |
Paternal Grandfather: Count William I of Nassau-Dillenburg (1487–1559) |
Paternal Great-grandfather: Count John V of Nassau-Dillenburg (1455–1516) |
| Paternal Great-grandmother: Landgravine Elisabeth of Hesse-Marburg (1466–1523) |
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| Paternal Grandmother: Countess Juliana of Stolberg-Wernigerode (1506–1580) |
Paternal Great-grandfather: Bodo VIII, Count of Stolberg-Wernigerode (1467–1538) |
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| Paternal Great-grandmother: Anna of Epstein-Königstein (1482–1538) |
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| Mother: Charlotte of Bourbon (1547–1582) |
Maternal Grandfather: Louis, Duke of Montpensier (1513–1582) |
Maternal Great-grandfather: Louis, Prince of La Roche-sur-Yon (1473–1520) |
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| Maternal Great-grandmother: Louise de Bourbon, Duchess of Montpensier (1482–1561) |
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| Maternal Grandmother: Jacqueline de Longwy (before 1524-1561) |
Maternal Great-grandfather: Jean IV de Longwy, Seigneur de Givry, Baron de Pagny et Mirebeau |
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| Maternal Great-grandmother: Jeanne d'Angoulême |