| Olympic medal record | ||
|---|---|---|
| Competitor for Luxembourg | ||
| Men's Weightlifting | ||
| Silver | 1920 Antwerp | Heavyweight |
Joseph Alzin (18 December 1893 – 2 September 1930) was a Luxembourgian sportsman, competing at the Summer Olympics for Luxembourg in both weightlifting (1920 Summer Olympics and 1924) and wrestling (1920 only). He won the silver medal at the 1920 Olympics in the heavyweight (+82.5 kg) weightlifting.