Prudencio Alfaro Menéndez (1861 – 23 December 1915) was a Salvadoran politician who served as Vice President of El Salvador from 1895 until 1898.

[1] He attended the University of El Salvador where he completed his bachelor's degree and doctorate in the Faculty of Political and Social Sciences.

[1] In 1885, he participated in a revolution which overthrew Salvadoran President Rafael Zaldívar, and after which, he was elected as a deputy to the Legislative Assembly of El Salvador from Ahuachapán.

[5] On 11 June 1907, Alfaro was one of the leaders of a joint Honduran-Nicaraguan invasion of El Salvador against President Fernando Figueroa.

[8] Alfaro was executed in San Salvador on 23 December 1915 for his alleged role in Araujo's assassination.