| Competition: | Peruvian Primera División |
| Season: | 1943 |
| Dates: | 12 September 1943 – 14 November 1943 |
| Winners: | Deportivo Municipal |
| Prevseason: | 1942 |
| Nextseason: | 1944 |
The 1943 season of the Peruvian Primera División, the top category of Peruvian football, was played by 8 teams. The national champions were Deportivo Municipal. No team was promoted or relegated.
Teams play each other once, either home or away. All matches were played in Lima and Callao.
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