The Communist Party of the Workers of Spain (Spanish: Partido Comunista de los Trabajadores de España, abbreviated PCTE) is a Marxist–Leninist communist party in Spain.

The PCTE was founded on March 3, 2019 as the result of a split in the Communist Party of the Peoples of Spain (PCPE).

The party won in total 4,368 votes and two seats in the former mining municipality of Degaña in southwestern Asturias.

It also supported the local list Asamblea Ciudadana Por Torrelavega (ACPT), which also won two seats.

[7] At the 2023 Spanish regional and local elections, the party has fielded candidates in four autonomies and twenty-one municipalities.