John Flournoy Henry (January 17, 1793 – November 12, 1873) was a U.S. Representative from Kentucky.

He served at Fort Meigs in 1813 as surgeon's mate of Kentucky troops.

[1] Henry was elected as an Adams candidate to the Nineteenth Congress to fill the vacancy caused by the death of his brother Robert P. Henry and served from December 11, 1826, to March 3, 1827.

He moved to Bloomington, Illinois, in 1834 and to Burlington, Iowa, in 1845 and resumed the practice of medicine.

This article incorporates public domain material from the Biographical Directory of the United States Congress