| Gaston Hubin | |
| Birth Date: | 1886 7, df=yes |
| Birth Place: | Brussels, Belgium |
| Position: | Defender |
| Years1: | 1902–1908 |
| Years2: | 1908–1912 |
| Years3: | 1912–1923 |
| Years4: | 1923–1926 |
| Nationalyears1: | 1908–1914 |
| Nationalteam1: | Belgium |
| Nationalcaps1: | 18 |
| Nationalgoals1: | 1 |
Gaston Hubin (10 July 1886 – 13 September 1950) was a Belgian footballer who played for Excelsior SC Bruxelles, Léopold, Racing Club Bruxelles and the Belgium national team.