Games played by Oscar Ferreira
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Ferreira, O | Milbers, P | 0-1  |
33 | B19 | 1976 | Haifa ol (Men) |
|
||
| Ferreira, O | Rayner, E | 1-0 |
45 | D98 | 1976 | Haifa ol (Men) |
|
||
| Ferreira, O | Letzelter, J | 0-1 |
38 | A95 | 1976 | Haifa ol (Men) |
|
||
| Quinteros, M | 2465 | Ferreira, O | 1-0 |
17 | E03 | 1971 | Panamerican-chT |
|
|
| Ferreira, O | Carrera, A | 1-0 |
30 | D80 | 1971 | Panamerican-chT |
|
||
| Arraya, J | Ferreira, O | 0-1 |
36 | A00 | 1971 | Panamerican-chT |
|
||
| Ferreira, O | Dienavorian Lacherian, M | ½-½ |
51 | D93 | 1971 | Panamerican-chT |
|
||
| Rodriguez Cordoba, J | 2370 | Ferreira, O | 1-0 |
34 | E56 | 1971 | Panamerican-chT |
|
|
| Ferreira, O | Larrain Cadaiz, E | 1-0 |
40 | A56 | 1971 | Panamerican-chT |
|
||
| Ferreira, O | Van Riemsdijk, H | 2340 | 0-1 |
38 | A29 | 1971 | Panamerican-chT |
|