The 2019 Liga 2 season was the 74th edition of the second tier of Federación Peruana de Futbol.
The season play started in April 2019 and ended on 1 December 2019.
Before the season, the clubs Deportivo Hualgayoc and Sport Rosario were relegated to the Copa Perú for outstanding debts with the SAFAP.
Sport Victoria was disabled mid-season and relegated to the Copa Perú for outstanding debts with the SAFAP.
The teams who finished 2nd through 7th in the round-robin phase qualify to the liguilla which qualifies two teams to the 2019 Peruvian promotion play-offs.