Admiralissimo is an informal title for a chief naval officer, usually inferring supreme naval command. It does not correspond to any particular rank, probably derives from Italian, and is a naval equivalent of generalissimo.
- Hayreddin Barbarossa - 15th/16th century Turkish admiral.
- Albrecht von Wallenstein - admiral of the Baltic Sea
- John Jellicoe, 1st Earl Jellicoe - British admiral of the fleet.
- Lord Charles Beresford - British 19th/20th century admiral.
- Augustin Boué de Lapeyrère - Commander-in-Chief of France's Mediterranean forces
- George Dewey - American Admiral of the Navy
- Charles à Court Repington (1 March 2001). The First World War: Personal Experiences. Simon Publications LLC. p. 317. ISBN 978-1-931313-72-8.
- Edward Hamilton Currey (1928). Sea Wolves of the Mediterranean. Library of Alexandria. ISBN 978-1-4655-3746-1.
- Robert K. Massie (1 September 2013). Castles of Steel: Britain, Germany and the Winning of the Great War at Sea. Head of Zeus. p. 70. ISBN 978-1-78185-669-7.
- Dr Robert L Davison (28 July 2013). The Challenges of Command: The Royal Navy's Executive Branch Officers, 1880-1919. Ashgate Publishing, Ltd. ISBN 978-1-4094-8241-3.
- CHAP 378, "An act creating the office of Admiral of the Navy", United States Congress
|Naval officer ranks|
Admiral of the fleet • Fleet admiral • Grand admiral