| Wal Smallhorn | |
| Fullname: | Walter Leslie Smallhorn |
| Birth Date: | 5 July 1881 |
| Birth Place: | Hobart, Tasmania |
| Death Place: | Malvern East, Victoria |
| Originalteam: | Leopold / Lefroy |
| Height: | 175 cm |
| Weight: | 73 kg |
| Statsend: | 1906 |
| Years1: | 1905–06 |
| Games Goals1: | 4 (0) |
Walter Leslie Smallhorn (5 July 1881 – 23 November 1968) was an Australian rules footballer who played with South Melbourne in the Victorian Football League (VFL).[1]