1964 Campeonato Profesional
The 1964 Campeonato Profesional was the 17th season of Colombia's top-flight football league. 13 teams competed against one another. Millonarios won the league for the ninth time in its history and fourth in a row, defending successfully the title won in the previous three seasons.
Background and league system
The same 13 teams from the last tournament competed in this one. The tournament was once again played under a round-robin format, with every team playing each other four times for a total of 48 matches. Teams received two points for a win and one point for a draw. If two or more teams were tied on points, places were determined by goal difference. The team with the most points became the champion of the league. Millonarios won the championship for the ninth time. The runners-up were Cúcuta Deportivo.Teams
| Team | City | Stadium |
| América de Cali | Cali | Estadio Olímpico Pascual Guerrero |
| Atlético Bucaramanga | Bucaramanga | Estadio Alfonso López |
| Atlético Nacional | Medellín | Estadio Atanasio Girardot |
| Cúcuta Deportivo | Cúcuta | Estadio General Santander |
| Deportes Quindío | Armenia | Estadio San José de Armenia |
| Deportes Tolima | Ibagué | Estadio 10 de Mayo |
| Deportivo Cali | Cali | Estadio Olímpico Pascual Guerrero |
| Deportivo Pereira | Pereira | Estadio Alberto Mora Mora |
| Independiente Medellín | Medellín | Estadio Atanasio Girardot |
| Millonarios | Bogotá | Estadio El Campín |
| Once Caldas | Manizales | Estadio Fernando Londoño Londoño |
| Santa Fe | Bogotá | Estadio El Campín |
| Unión Magdalena | Santa Marta | Estadio Eduardo Santos |