The Men's 55kg event at the 2010 South American Games was held on March 21.
Contents |
| Gold | Silver | Bronze |
| Armando Maita Venezuela |
Cristhian Gabriel Vera Ecuador |
Andres Alezander Muñoz Colombia Juan Pablo Vital Argentina |
| Quarterfinals | Semifinals | Final | |||||||||||
| Armando Maita (VEN) | 0201 | ||||||||||||
| Adolfo Alvarez (CHI) | 0001 | Armando Maita (VEN) | 012 | ||||||||||
| Andres Alezander Muñoz (COL) | 0103 | ||||||||||||
| Armando Maita (VEN) | 100 | ||||||||||||
| John Arcentales (PER) | 000 | Cristhian Gabriel Vera (ECU) | 000 | ||||||||||
| Juan Pablo Vital (ARG) | 101 | Juan Pablo Vital (ARG) | 0012 | ||||||||||
| Cristhian Gabriel Vera (ECU) | 0032 | ||||||||||||
| Semifinals | Finals | ||||
| Adolfo Alvarez (CHI) | |||||
| bye | Adolfo Alvarez (CHI) | 0001 | |||
| Juan Pablo Vital (ARG) | 1001 | ||||
| John Arcentales (PER) | 000 | ||||
| John Arcentales (PER) | Andres Alezander Muñoz (COL) | 100 | |||
| bye | |||||