1973 Torneo Descentralizado
The 1973 Torneo Descentralizado was the 57th season of the Peruvian Primera División and the ninth season of the Torneo Descentralizado. It was won for the first time by Defensor Lima. Sportivo Huracán, Atlético Torino, José Gálvez, and SIMA were relegated.Competition modus
Eighteen teams competed against each other at home and away for a total of 34 rounds. At the end of the 34th round, four teams were relegated and the top six teams in the league table played an additional 5 rounds against each other at a neutral venue which was the Estadio Nacional. Once these 5 rounds concluded, the champions and runners-up qualified to the 1974 Copa Libertadores.Teams
| Team | City | Stadium | Capacity | Field |
| Alianza Lima | Lima | Nacional | 45,750 | Grass |
| Atlético Chalaco | Callao | Miguel Grau | 15,000 | Grass |
| Atlético Grau | Piura | Miguel Grau | 25,000 | Grass |
| Atlético Torino | Talara | Campeonísimo | 8,000 | Grass |
| Cienciano | Cusco | Garcilaso | 40,000 | Grass |
| CNI | Iquitos | Max Augustín | 24,000 | Grass |
| Defensor Lima | Lima | Nacional | 45,750 | Grass |
| Deportivo Municipal | Lima | Nacional | 45,750 | Grass |
| José Gálvez | Chimbote | Manuel Rivera Sánchez | 25,000 | Artificial |
| Juan Aurich | Chiclayo | Elías Aguirre | 24,500 | Grass |
| León de Huánuco | Huánuco | Heraclio Tapia | 15,000 | Grass |
| Melgar | Arequipa | Mariano Melgar | 20,000 | Grass |
| SIMA | Callao | Miguel Grau | 15,000 | Grass |
| Sport Boys | Callao | Miguel Grau | 15,000 | Grass |
| Sporting Cristal | Lima | Nacional | 45,750 | Grass |
| Sportivo Huracán | Arequipa | Mariano Melgar | 20,000 | Grass |
| Unión Tumán | Tumán | Eugenio Zapata Mingoya | 8,000 | Grass |
| Universitario | Lima | Nacional | 45,750 | Grass |
