| Guillermo Fischer | |
| Full Name: | Guillermo José Fischer |
| Nationality: | Argentine |
| Birth Date: | 18 July 1996 |
| Height: | 2.00 m |
| Position: | Left back |
| Currentclub: | SD Teucro |
| Clubnumber: | 18 |
| Nationalteam1: | Argentina |
| Nationalcaps1: | 22 |
| Nationalgoals1: | 25 |
Guillermo José Fischer (born 18 July 1996) is an Argentine handball player who plays for SD Teucro and the Argentine national team.
He represented Argentina at the 2019 World Men's Handball Championship.[1] [2]