Admiral of the Navy
| Admiral of the Navy | |
|---|---|
| Insignia for Admiral of the Navy (1899–1917) | |
| Country | United States | 
| Service branch | United States Navy | 
| Rank group | Flag officer | 
| Formation | March 24, 1903 (retroactive to March 2, 1899) | 
| Abolished | January 16, 1917 | 
| Next lower rank | Admiral | 
| Equivalent ranks | Fleet admiral | 
Admiral of the Navy was the highest-possible rank in the United States Navy, prior to the creation of fleet admiral in 1944. The rank is considered to be at least equivalent to that of a five-star admiral, with Admiral George Dewey being the only officer to be appointed to the rank.