13 referees · 35 recent matches
| Referee | Country | Games | Y | R |
|---|---|---|---|---|
| 1 Hector Baldassi | Argentina | 5 | 26 | — |
| 2 Alberto Duque | Colombia | 4 | 22 | 2 |
| 3 Jorge Larrionda | Uruguay | 4 | 14 | 2 |
| 4 Carlos Chandía | Chile | 4 | 22 | 4 |
| 5 Wilson de Souza Mendonca | Brazil | 3 | 12 | 2 |
| 6 Gustavo Brand | Venezuela | 3 | 12 | — |
| 7 Mauricio Reinoso Fabara | Ecuador | 3 | 18 | 5 |
| 8 Martín Vazquez | Uruguay | 2 | 6 | 1 |
| 9 Víctor Rivera | Peru | 2 | 11 | 3 |
| 10 Atilio Invernizzi | Paraguay | 2 | 9 | 2 |
| 11 Hebert Aguilera | Bolivia | 1 | 8 | — |
| 12 Carlos Amarilla | Paraguay | 1 | 6 | 2 |
| 13 Wagner Tardelli de Azevedo | Brazil | 1 | 11 | 1 |
| Date | Match | Score | Referee | Y | R |
|---|---|---|---|---|---|
| 28 Jan 2003 | Argentina u20 vs Colombia u20 | 1 - 0 | Jorge Larrionda | 5 | 2 |
| 28 Jan 2003 | Brazil u20 vs Uruguay u20 | 2 - 1 | Hector Baldassi | 4 | — |
| 28 Jan 2003 | Ecuador u20 vs Paraguay u20 | 2 - 3 | Gustavo Brand | 4 | — |
| 25 Jan 2003 | Ecuador u20 vs Brazil u20 | 0 - 2 | Jorge Larrionda | 2 | — |
| 25 Jan 2003 | Colombia u20 vs Uruguay u20 | 2 - 1 | Carlos Chandía | 4 | 1 |
| 25 Jan 2003 | Paraguay u20 vs Argentina u20 | 1 - 1 | Wilson de Souza Mendonca | 5 | 2 |
| 23 Jan 2003 | Colombia u20 vs Paraguay u20 | 1 - 1 | Hector Baldassi | 5 | — |
| 23 Jan 2003 | Brazil u20 vs Argentina u20 | 0 - 1 | Carlos Amarilla | 6 | 2 |
| 22 Jan 2003 | Uruguay u20 vs Ecuador u20 | 2 - 1 | Wilson de Souza Mendonca | 6 | — |
| 20 Jan 2003 | Colombia u20 vs Brazil u20 | 2 - 3 | Jorge Larrionda | 5 | — |
| 20 Jan 2003 | Argentina u20 vs Ecuador u20 | 4 - 0 | Alberto Duque | 5 | 1 |
| 19 Jan 2003 | Paraguay u20 vs Uruguay u20 | 2 - 1 | Hector Baldassi | 6 | — |
| 17 Jan 2003 | Brazil u20 vs Paraguay u20 | 1 - 1 | Carlos Chandía | 6 | 2 |
| 17 Jan 2003 | Ecuador u20 vs Colombia u20 | 1 - 4 | Gustavo Brand | 4 | — |
| 16 Jan 2003 | Uruguay u20 vs Argentina u20 | 1 - 1 | Wilson de Souza Mendonca | 1 | — |
| 14 Jan 2003 | Paraguay u20 vs Argentina u20 | 1 - 4 | Jorge Larrionda | 2 | — |
| 14 Jan 2003 | Venezuela u20 vs Colombia u20 | 0 - 1 | Mauricio Reinoso Fabara | 6 | 5 |
| 13 Jan 2003 | Ecuador u20 vs Peru u20 | 2 - 1 | Carlos Chandía | 7 | 1 |
| 13 Jan 2003 | Uruguay u20 vs Bolivia u20 | 4 - 1 | Alberto Duque | 7 | 1 |
| 12 Jan 2003 | Colombia u20 vs Paraguay u20 | 4 - 1 | Martín Vazquez | 3 | 1 |
| 12 Jan 2003 | Venezuela u20 vs Chile u20 | 0 - 2 | Víctor Rivera | 4 | 1 |
| 11 Jan 2003 | Ecuador u20 vs Brazil u20 | 0 - 3 | Alberto Duque | 4 | — |
| 11 Jan 2003 | Bolivia u20 vs Peru u20 | 2 - 1 | Atilio Invernizzi | 4 | — |
| 10 Jan 2003 | Colombia u20 vs Chile u20 | 1 - 0 | Mauricio Reinoso Fabara | 7 | — |
| 10 Jan 2003 | Argentina u20 vs Venezuela u20 | 0 - 1 | Hebert Aguilera | 8 | — |
| 9 Jan 2003 | Brazil u20 vs Uruguay u20 | 2 - 0 | Hector Baldassi | 8 | — |
| 9 Jan 2003 | Bolivia u20 vs Ecuador u20 | 0 - 2 | Gustavo Brand | 4 | — |
| 8 Jan 2003 | Chile u20 vs Argentina u20 | 0 - 1 | Víctor Rivera | 7 | 2 |
| 8 Jan 2003 | Venezuela u20 vs Paraguay u20 | 0 - 1 | Mauricio Reinoso Fabara | 5 | — |
| 7 Jan 2003 | Peru u20 vs Uruguay u20 | 1 - 4 | Atilio Invernizzi | 5 | 2 |
| 7 Jan 2003 | Bolivia u20 vs Brazil u20 | 0 - 7 | Alberto Duque | 6 | — |
| 6 Jan 2003 | Paraguay u20 vs Chile u20 | 4 - 2 | Martín Vazquez | 3 | — |
| 6 Jan 2003 | Argentina u20 vs Colombia u20 | 2 - 1 | Wagner Tardelli de Azevedo | 11 | 1 |
| 5 Jan 2003 | Uruguay u20 vs Ecuador u20 | 2 - 0 | Carlos Chandía | 5 | — |
| 4 Jan 2003 | Brazil u20 vs Peru u20 | 3 - 0 | Hector Baldassi | 3 | — |