John E. Hart, Lt. Cmdr. U. S. Navy, graduated 45th out of 136 graduates of the class of 1847, 2nd class to graduate from the Naval Academy. He is recorded to have been born in New York, and appointed from that state. KIA 11 June 1863, on Albatross, near Port Hudson, LA.

Register of Alumni, United States Naval Academy, 1995 Edition, p. 30