Popular Socialist Party of Mexico (Spanish: Partido Popular Socialista de México, PPSM) is a communist party in Mexico, formed in 1997 after a split from the Popular Socialist Party (PPS).

Popular Socialist Party of Mexico Partido Popular Socialista de México
Abbreviation	PPSM
Leader	Cuauhtémoc Amezcua Dromundo
Founded	1997 (1997)
Split from	Popular Socialist Party
Headquarters	Mexico City
Ideology	Communism Marxism–Leninism Anti-imperialism[1] Latin American integration[2]
Political position	Far-left
International affiliation	IMCWP
Politics of Mexico Political parties Elections

Cuauhtémoc Amezcua Dromundo is the First Secretary of the Central Committee of the party, Juan Campos Vega is the Second Secretary. Other Central Committee members are Belisario Aguilar Olvera, Dolores del Carmen Chinas Salazar, Adrián García Enríquez, Martha Elvia García García, Luis Miranda Reséndiz, Mario Ochoa Vega, José Santos Cervantes, Jorge Tovar Montañés and José Santos Urbina.

The youth wing of PPSM is the Youth for Socialism (Jóvenes por el Socialismo). PPSM publishes Teoría y Práctica.

Ahead of the 2006 presidential election, PPSM declared that it would not support any candidate. The party is not recognized by the National Electoral Institute.