John McGlone was born in 1844 in Sligo, Ireland. It is not known when he immigrated to the United States. On December 18, 1872, he enlisted in the 7th Cavalry in Philadelphia, Pennsylvania. He was 5'9.5" tall, with brown eyes, dark hair, and a ruddy complexion. Prior to his enlistment, he worked as a laborer. He was appointed Sergeant in Company M on June 17, 1876, and fought in the valley and hilltop fights during the battle of the Little Bighorn, June 25-26, 1876. He was discharged from service at Fort Abraham Lincoln, Dakota Territory, on December 18, 1877 as a quartermaster sergeant of excellent character. He later was a seaman who resided in San Juan, Puerto Rico, and the District of Columbia (four years). He never married. He died at 3:10 p.m. on August 28, 1920, at Barnes Hospital, U.S. Soldiers Home, of pulmonary edema, chronic myocarditis, and mitral regurgitation. He was buried in the Soldiers Home National Cemetery on September 3, 1920.

Source: Ronald H. Nichols, ed., Men with Custer: Biographies of the 7th Cavalry (Hardin, MT: Custer Battlefield Historical & Museum Association, 2000)

John McGlone was born in 1844 in Sligo, Ireland. It is not known when he immigrated to the United States. On December 18, 1872, he enlisted in the 7th Cavalry in Philadelphia, Pennsylvania. He was 5'9.5" tall, with brown eyes, dark hair, and a ruddy complexion. Prior to his enlistment, he worked as a laborer. He was appointed Sergeant in Company M on June 17, 1876, and fought in the valley and hilltop fights during the battle of the Little Bighorn, June 25-26, 1876. He was discharged from service at Fort Abraham Lincoln, Dakota Territory, on December 18, 1877 as a quartermaster sergeant of excellent character. He later was a seaman who resided in San Juan, Puerto Rico, and the District of Columbia (four years). He never married. He died at 3:10 p.m. on August 28, 1920, at Barnes Hospital, U.S. Soldiers Home, of pulmonary edema, chronic myocarditis, and mitral regurgitation. He was buried in the Soldiers Home National Cemetery on September 3, 1920.

Source: Ronald H. Nichols, ed., Men with Custer: Biographies of the 7th Cavalry (Hardin, MT: Custer Battlefield Historical & Museum Association, 2000)