Gaston Castro Makuc - Football referee
| Copa Libertadores 1992 | ||||
| group stage | Universidad Católica | Colo-Colo | 1992-03-20 | 0 - 0 |
| Copa America 1991 | ||||
| 1st stage | Ecuador | Bolivia | 1991-07-13 | 4 - 0 |
| 1st stage | Uruguay | Ecuador | 1991-07-09 | 1 - 1 |
| Copa Libertadores 1991 | ||||
| group stage | Flamengo | Bella Vista | 1991-03-26 | 1 - 1 |
| Copa Libertadores 1990 | ||||
| group stage | Colo-Colo | Universidad Católica | 1990-05-04 | 1 - 2 |
| group stage | Oriente Petrolero | Barcelona SC (ecu) | 1990-04-14 | 1 - 1 |
| WC 1990 qualifiers - S. America | ||||
| Uruguay | Bolivia | 1989-09-17 | 2 - 0 | |
| Copa Libertadores 1989 | ||||
| group stage | Deportivo Quito | Millonarios | 1989-03-03 | 0 - 0 |
| group stage | Universitario | Boca Juniors | 1989-02-20 | 1 - 0 |
| Copa Libertadores 1988 | ||||
| group stage | Cerro Porteno | BolÃvar | 1988-08-19 | 3 - 2 |
| group stage | Colo-Colo | Universidad Católica | 1988-08-11 | 2 - 2 |
| Copa Libertadores 1987 | ||||
| 1/2 final stage | Peñarol | River Plate | 1987-09-16 | 0 - 0 |
| group stage | El Nacional | Olimpia Asuncion | 1987-05-20 | 4 - 0 |
| Copa America 1987 | ||||
| 1st stage | Colombia | Bolivia | 1987-07-01 | 2 - 0 |
| Copa Libertadores 1986 | ||||
| group stage | Universitario | Jorge Wilstermann | 1986-05-25 | 1 - 2 |
| group stage | Cobresal | Universidad Católica | 1986-03-26 | 1 - 1 |
| WC 1986 qualifiers - S. America | ||||
| Paraguay | Brazil | 1985-06-16 | 0 - 2 | |
| Argentina | Venezuela | 1985-06-09 | 3 - 0 | |
| Copa Libertadores 1985 | ||||
| 1/2 final stage | América de Cali | El Nacional | 1985-10-06 | 5 - 0 |
| group stage | Millonarios | Guaranà | 1985-03-31 | 5 - 1 |
| Olympic Games 1984 | ||||
| group stage | Italy OT | Egypt OT | 1984-07-29 | 1 - 0 |
| Copa Libertadores 1984 | ||||
| group stage | Nacional (UR) | 9 de Octubre | 1984-05-09 | 6 - 0 |
| group stage | Melgar FBC | Portuguesa (Ven) | 1984-04-08 | 1 - 2 |
| group stage | Universidad Católica | O'Higgins | 1984-03-14 | 2 - 0 |
| Copa America 1983 | ||||
| 1/2 finals | Paraguay | Brazil | 1983-10-13 | 1 - 1 |
| Copa Libertadores 1983 | ||||
| group stage | América de Cali | Alianza Lima | 1983-04-27 | 2 - 0 |
| group stage | Blooming | BolÃvar | 1983-04-15 | 3 - 0 |
| Copa Libertadores 1982 | ||||
| group stage | Cobreloa | Colo-Colo | 1982-09-22 | 2 - 0 |
| group stage | Deportivo Municipal | Olimpia Asuncion | 1982-03-20 | 1 - 2 |
| WC 1982 | ||||
| group stage | Honduras | Yugolsavia | 1982-06-24 | 0 - 1 |
| WC 1981 u20 | ||||
| 1st stage | Italy u20 | Korea Republic u20 | 1981-10-03 | 1 - 4 |
| Copa Libertadores 1981 | ||||
| group stage | Atlético Mineiro | Cerro Porteno | 1981-07-31 | 2 - 2 |
| group stage | Estudiantes de Merida | Bella Vista | 1981-04-22 | 1 - 4 |
| WC 1982 qualifiers - S. America | ||||
| Brazil | Bolivia | 1981-03-23 | 3 - 1 | |
| Copa Libertadores 1980 | ||||
| group stage | O'Higgins | Colo-Colo | 1980-04-16 | 1 - 3 |
| group stage | River Plate | Sporting Cristal | 1980-03-11 | 3 - 2 |
| Copa Libertadores 1979 | ||||
| final (1st leg) | Olimpia Asuncion | Boca Juniors | 1979-07-22 | 2 - 0 |
| group stage | El Nacional | Peñarol | 1979-04-08 | 0 - 2 |
| Copa Libertadores 1978 | ||||
| group stage | Palestino | Union Espanola | 1978-04-09 | 2 - 3 |
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