| Leslie Gillett | |
| Birth Date: | 15 February 1881 |
| Birth Place: | Iowa, U.S. |
| Death Place: | Santa Fe, New Mexico, U.S. |
| Player Years1: | 1900–1902 |
| Player Team1: | Arizona |
| Coach Years1: | 1902 |
| Coach Team1: | Arizona |
| Overall Record: | 5–0 |
Leslie Alexander Gillett (February 15, 1881 – February 20, 1969) was an American football coach. He served as the third head football coach at the University of Arizona, coaching for one season in 1902 and compiling a record of 5–0. He was later chief highway engineer of New Mexico from 1918 to 1922.[1] [2]