James Barnet Fry (February 22, 1827 – July 11, 1894) was an American soldier and prolific author of historical books.

He then served as Recorder of the Board to "Revise the Programme of Instruction at the Military Academy," from January 12 to April 24, 1860.

[1][2] In July 1861 he served as chief of staff to Brigadier General Irvin McDowell at the First Battle of Bull Run.

In this capacity he was responsible for tracking deserters, enforcing military laws and overseeing the Invalid Corps.

[3] Effective on March 15, 1865, but probably awarded later, Fry was brevetted to the rank of major general in the Regular Army in recognition of his service at the First Battle of Bull Run, the Battle of Shiloh and for "faithful, meritorious and distinguished service as Provost Marshal General during the war.

In 1890 he was elected as a Veteran Companion of the New York Commandery of the Military Order of the Loyal Legion of the United States.

General Fry died in Newport, Rhode Island, and was buried at the Church of St. James the Less in Philadelphia.