Leslie Allison Stemmons (November 8, 1876 - October 15, 1939) was an influential businessman in Dallas, Texas. Stemmons born in Dallas, Texas, on November 8, 1876, the son of John Martin and Rebecca (
née Allison) Stemmons. He attended
Southwestern University in
Georgetown, Texas and graduated from the
University of Chicago. Before returning to Dallas in 1900 to work selling fire insurance and real estate, Stemmons worked briefly in Chicago real estate. On July 16, 1902, he married Elizabeth Story. They had three children. Elizabeth died on January 3, 1910. On October 4, 1915, Stemmons married Proctor Howell. They had one son. As a real estate agent Stemmons developed the Miller-Stemmons addition,
Winnetka Heights, Rosemont Crest, Sunset Hill, Sunset Annex, Sunset Summit, Sunset Heights, and Sunset Crest in Oak Cliff. He was a leader in the annexation of Oak Cliff and the building of the Houston Street Viaduct between Dallas and
Oak Cliff. Stemmons was also a president and director of Atlas Metal Works, a director of Southwestern Land and Loan Company, and a director of Evergreen Hills, Incorporated. He was a member of the
Dallas Historical Society, the Methodist Church, and the Dallas Real Estate Board.