See main article: Boxing at the 2010 South American Games. The Men's 57 kg event at the 2010 South American Games had its quarterfinals held on March 22, the semifinals on March 24 and the final on March 27.
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
| César Villarraga | Éverton Lopes | Erick Bone Banguera Juan Carrasco |