ملف:Oliver Carley Harriman.jpg

English: Oliver Carley Harriman (1894–1971), a banker and member of the prominent Harriman family, during his time in the military.

Oliver C. Harriman entered the armed service on June 1, 1917, as a seaman, 2d class, U. S. Naval Reserve Force. He was commissioned Ensign, U. S. Naval Reserve Force, on October 1, 19 17. He resigned that commission on January 31, 1918, to be commissioned, the following day, Ensign, U. S. Navy. On July 1, 191 8, he was promoted to be a Lieutenant, junior grade, U. S. Navy. This rank he held until he was discharged, January 3, 1919. He was commissioned Lieutenant, U. S. Naval Reserve Force, January 29, 1921.

The first part of Lieutenant Harriman's service was on the u. s. s. Dolphin. He was later flag secretary on the staff of the Commander of the American Patrol Detachment.