The Communist Party of Bolivia (Marxist–Leninist) (Spanish: Partido Comunista de Bolivia (marxista-leninista), PCB(ML)) was a political party in Bolivia. PCB(ML) emerged as a pro-People's Republic of China splinter group of the Communist Party of Bolivia in 1965. PCB(ML) was led by Óscar Zamora Medinaceli.
The central press organ of PCB(ML) was Liberación.
In 1978 PCB(ML) founded the Revolutionary Left Front (FRI) as an open mass front. Today PCB(ML) no longer exists although FRI has continued.