Archduke Friedrich Ferdinand Leopold of Austria was a member of the House of Habsburg and Commander-in-Chief of the Austrian Navy.

Henrietta Alexandrine Friederike Wilhelmine of Nassau-Weilburg, then of Nassau was the wife of Archduke Charles, Duke of Teschen. Her husband was a notable general of the Napoleonic Wars and victor of the Battle of Aspern-Essling against Napoleon I of France.