The1955 season of theParaguayan Primera División, the top category ofParaguayan football, was played by 9 teams. The national champions wereLibertad.
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Libertad | 16 | 13 | 1 | 2 | 35 | 17 | +18 | 27 |
| 2 | Olimpia | 16 | 8 | 3 | 5 | 23 | 16 | +7 | 19 |
| 3 | Sol de América | 16 | 7 | 5 | 4 | 27 | 24 | +3 | 19 |
| 4 | Cerro Porteño | 16 | 7 | 3 | 6 | 23 | 23 | 0 | 17 |
| 5 | Guaraní | 16 | 6 | 5 | 5 | 19 | 23 | −4 | 17 |
| 6 | Presidente Hayes | 16 | 5 | 4 | 7 | 32 | 35 | −3 | 14 |
| 7 | Nacional | 16 | 3 | 6 | 7 | 27 | 16 | +11 | 12 |
| 8 | Sportivo Luqueño | 16 | 4 | 4 | 8 | 23 | 32 | −9 | 12 |
| 9 | San Lorenzo | 16 | 2 | 3 | 11 | 15 | 28 | −13 | 7 |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Cerro Porteño | 4 | 3 | 0 | 1 | 8 | 4 | +4 | 6 |
| 2 | Libertad | 4 | 2 | 1 | 1 | 12 | 4 | +8 | 5 |
| 3 | Guaraní | 4 | 2 | 0 | 2 | 10 | 12 | −2 | 4 |
| 4 | Olimpia | 4 | 2 | 1 | 1 | 5 | 3 | +2 | 5 |
| 5 | Sol de América | 4 | 0 | 0 | 4 | 3 | 14 | −11 | 0 |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Libertad | 20 | 15 | 2 | 3 | 47 | 21 | +26 | 32 |
| 2 | Olimpia | 20 | 10 | 4 | 6 | 28 | 19 | +9 | 24 |
| 3 | Cerro Porteño | 20 | 10 | 3 | 7 | 31 | 27 | +4 | 23 |
| 4 | Guaraní | 20 | 8 | 5 | 7 | 29 | 35 | −6 | 21 |
| 5 | Sol de América | 20 | 7 | 5 | 8 | 30 | 38 | −8 | 19 |
| 6 | Presidente Hayes | 16 | 5 | 4 | 7 | 32 | 35 | −3 | 14 |
| 7 | Nacional | 16 | 3 | 6 | 7 | 27 | 16 | +11 | 12 |
| 8 | Sportivo Luqueño | 16 | 4 | 4 | 8 | 23 | 32 | −9 | 12 |
| 9 | San Lorenzo | 16 | 2 | 3 | 11 | 15 | 28 | −13 | 7 |