Admiralissimo

Admiralissimo is an informal title for a chief naval officer corresponding to the ranks of the Royal Navy's Admiral of the Fleet, Marshal-Admiral in the Imperial Japanese Navy and Captain Pasha in the Ottoman Navy. It is the naval equivalent of Generalissimo.

List of Senior Naval Officers referred to as Admiralissimos

 * Albrecht von Wallenstein - Admiral of the Baltic Sea
 * John Jellicoe, 1st Earl Jellicoe - Admiral of the Fleet
 * Augustin Boué de Lapeyrère - Commander-in-Chief of France's Mediterranean forces