William P. Potter was born on May 10, 1850, in
Whitehall, New York, the son of Joseph and Catharine Potter. He entered the
United States Naval Academy at
Annapolis, Maryland, as cadet-midshipman on September 26, 1865, and graduated on June 4, 1869. He was subsequently attached to the frigate
USS Sabine which conducted midshipman training cruises to European and Mediterranean ports. Potter was promoted to
ensign on July 12, 1870, and transferred to the frigate
USS Franklin, the
Flagship of Rear Admiral
Charles S. Boggs, commander of the
European Squadron. While aboard Franklin, he was promoted to the rank of
master (equivalent to the present rank of
lieutenant (junior grade) on July 12, 1871, and was transferred to the steamer
USS Hartford, which was a part of
Asiatic Squadron at the time. '' of the Sampson Board's court of inquiry meeting aboard the
lighthouse tender USLHT Mangrove in Havana Harbor, ca. March 1898. From left are
Captain French Ensor Chadwick, Captain
William T. Sampson, Potter,
Ensign W. V. Powelson, and Lieutenant Commander
Adolph Marix. Upon promotion to full
lieutenant on August 9, 1874, Potter was transferred to the staff of the
United States Naval Academy at
Annapolis, Maryland, and joined the Department of English Studies, History, and Law under Professor
James R. Soley, future
Assistant Secretary of the Navy as an assistant instructor. After four years at Annapolis, Potter was ordered to the steam frigate
USS Powhatan in January 1879, which served as the flagship of Rear Admiral
Robert H. Wyman, commander of
North Atlantic Station. Admiral Wyman later switched his flag to
USS Tennessee and Potter served aboard her until September 1881, when he returned to the
United States Naval Academy. Potter then served as an instructor in the Department of
Ordnance and Gunnery and remained in this capacity until early 1882, when he joined the
USS Dale, which served as the training ship for cadet-midshipmen at Annapolis. In July 1882, he was appointed assistant to the
commandant of midshipmen, Commander
Norman von Heldreich Farquhar and was co-responsible for the cadets at the Naval Academy until June 1884. He was subsequently ordered to the
USS Lancaster, which served as the part of
South Atlantic Squadron during the protection of American commerce interests in the South Atlantic. Potter returned to the Naval Academy at Annapolis in September 1887 and served again as assistant to the
commandant of midshipmen,
Henry Glass until June 1891. Potter was subsequently appointed
flag lieutenant to Rear Admiral
Bancroft Gherardi, commander of
North Atlantic Station, and served aboard his flagship
USS Philadelphia until January 1895, when he began his fourth tour of duty at the Naval Academy as assistant to the superintendent and secretary of the academic board at the Naval Academy under Captain
Philip H. Cooper. He later served as a head of the department of English and was promoted to
lieutenant commander on June 12, 1896. He waited over twenty years for this promotion. In September 1897, Potter was appointed an executive officer to Captain
French Chadwick aboard armored cruiser
USS New York, the flagship of Rear Admiral
Montgomery Sicard, commander
North Atlantic Station. Following the sinking of battleship
USS Maine in
Havana Harbor in February 1898, he was assigned to the Sampson Board's Court of Inquiry, investigating the incident under then-Captain
William T. Sampson. ==Flag assignments==