| Desiderius Wein | |
| Fullname: | Dezső Antal Wein |
| Also Known As: | Dezső Boros |
| Birth Date: | 19 January 1873 |
| Birth Place: | Budapest, Kingdom of Hungary |
| Death Place: | Budapest, Kingdom of Hungary |
| Discipline: | MAG |
Dezső Wein or Desiderius Wein (also known as Dezső Boros; January 19, 1873 - June 5, 1944) was a Hungarian medical doctor and gymnast, who competed at the 1896 Summer Olympics in Athens. Wein competed in the parallel bars, horizontal bar, vault, and rings individual events. He did not win medals in any of those competitions, though his exact ranking in each is unknown.[1]