Raymundo Serafín Arroyo Batzaveth (Ixcapuzalco, Guerrero, March 15, 1940 - Mexico City, September 24, 1999), known by the stage name of Juan Gallardo, was a Mexican singer and actor.

He was the son of Lebanese parents. During his youth he lived in the United States where he worked as a waiter and singer. When he returned to Mexico he worked as a taxi driver and mechanic without abandoning his activity as a singer of vernacular music in serenades and traditional festivals.