| Dieudonné Smets | |
| Birth Date: | 17 August 1901 |
| Birth Place: | Oupeye, Belgium |
| Death Place: | Oupeye, Belgium |
| Role: | Rider |
Dieudonné Smets (17 August 1901 - 29 November 1981) was a Belgian racing cyclist. He won the 1926 edition of the Liège–Bastogne–Liège.[1]