Mahlon Gentry (February 14, 1841 - March 28, 1925) served as a sergeant in Company D, 13th Tennessee Volunteer Cavalry.
Mahlon Gentry was born to General Washington and Eliza Ann "Lizzie" (Rambo) Gentry in Johnson County, Tennessee. He married first Edney Mary Swift (1849 - 1874) on March 18, 1866 with whom he had five children. He married second Mary C. Stout (1851 - 1930) on March 23, 1876 with whom he had eight children.
Gentry enlisted September 24, 1863 at Greeneville, Tennessee for a period of three years. He mustered in October 28, 1863 at Strawberry Plains, Tennessee and was appointed corporal. Gentry was promoted sergeant June 8, 1865. His given name is found in the regimental records as "Malen".
He is listed as present for duty throughout his term of service.
Gentry mustered out September 5, 1865 at Knoxville. He had been paid through August 31, 1864 and owed $49.51 for clothing and received a bounty of $25 for his service with another $75 due to him.
Gentry applied for an invalid's pension dated May 7, 1878. His wife applied for a widow's pension on April 28, 1925.
Gentry died March 28, 1925 of "paraplegic blood clot on brain" in Johnson County, Tennessee and is buried in Gentry Cemetery in Shady Valley, Tennessee.
- Three dates for his appointment as corporal are found: September 24, October 1, and October 28, 1863.