John Leonard Hines (May 21, 1868-October 13, 1968) served as Chief of Staff of the U.S. Army from 1924 to 1926. Born in White Sulphur Spring, West Virginia, Hines served in the Spanish-American War and was also a Major General in World War I. During the latter conflict, he commanded three divisions at the battles of Montdidier and the Marne.

The only American generals to have celebrated their 100th birthdays are John L. Hines and James Alward Van Fleet.