Brooke, John Rutter was born on July 21, 1838 in Montgomery County, Pennsylvania, United States. Son of William and Martha (Rutter) Brooke.
Educated Freeland Seminary (now Ursinus College), Pennsylvania, and Bolmars School, W. Chester, Pennsylvania.
Captain 4th Pennsylvania Infantry, April 20, 1861. Honorary mustered out, July 26, 1861. Colonel 53d Pennsylvania Infantry, November 7, 1861.
Brigadier general vols., May 12, 1864, “for distinguished services during battles of the Old Wilderness and Spottsylvania C.H., Virginia;” resigned from volunteer service, February 1, 1866. Lieutenant colonel 37th United States Infantry, July 28, 1866. Transferred to 3d Infantry, March 15, 1869.
Colonel 13th Infantry, March 20, 1879. Transferred to 3d Infantry, June 14, 1879. Brigadier general, April 6, 1888.
Major general, May 22, 1897. Was head of military commission and governor general P.R. Governor general of Cuba and commanding Division of Cuba.
Later commanding Department of the East. Retired by operation of law, July 21, 1902. Address: Washington, Distric.
Married Louisa Roberts, December 24, 1863 (died 1867). Married second, Mary L. Stearns, September 19, 1877.