Charles L. Phillips (October 16, 1856 – March 3, 1937) was a career officer in the United States Army.

He died in El Centro on March 3, 1937, and was buried at Fort Rosecrans National Cemetery.

[9] In June 1885, he was assigned as professor of military science and tactics at the University of Maine, where he remained until July 1888.

[14] When he left the University of Maine, the Lewiston Guards showed their appreciation for Phillips's efforts by presenting him a dress sword and belt.

[9] From July 1896 to May 1899, he served as adjutant of the post at Fort Monroe, Virginia, and secretary of the Field Artillery School.

[9] During the Spanish–American War, his administrative duties included serving as recorder of the boards that made promotion recommendations for Artillery officers during the army's wartime expansion.

[9] From October 1910 to February 1911, Phillips commanded Fort Totten and the Eastern Coast Artillery District of New York.

[9] From February 1911 to April 1913, he commanded Fort Screven, Georgia and the Coast Defenses of Savannah.

[9] With the army expanding for World War I, Phillips was promoted to temporary brigadier general in August 1917.

[9] He commanded the 51st Artillery Brigade, a unit of the 26th Division during its initial organization and training in Boston.

[9] He was then posted to Camp Wadsworth, South Carolina and named to command the 27th Division's 52nd Artillery Brigade, which he led until March 1918.

[9] In March 1918, Phillips was found physically unfit for overseas service and reverted to his permanent rank of colonel.

[19] Among his activities were leadership roles with the Boy Scouts of America, including vice president of the Imperial–Yuma Council and chairman of the El Centro District.

[19] With his first wife, Phillips was the father of daughter Mary, who was married first to George G. Hay (d. 1920), then to Benjamin Brewster.