USS Saturn (AG-4)
 The first USS Saturn (AG-4) was an iron collier in the United States Navy. Saturn was launched during 1890 by Harlan & Hollingsworth Company Wilmington Delaware; was purchased on 2 April 1898 by the United States Navy from the Boston Towboat Company for service in the Spanish-American War; and commissioned on 11 April 1898 Commander Samuel W. Very in command.