José Heriberto Sepúlveda Beltrán (born September 27, 1960), also known as El Monteaguilino is a Chilean folklorist and television host.

[2] He made his debut in 1988 at the Viña del Mar International Song Festival, where he performed the song "El Caballito de Metal", based on the Chilean railway industry and the peasant world.

However, the song he played became iconic and allowed him to continue in the field of folk music, of which he is still a part today.

[3] Between 2012 and 2015, he was a television host on the program Revoliendo el Gallinero, on the UCV TV channel, which consisted of interviewing other singers around the country.

[4] Even though he has been accused of writing a song dedicated to Lucía Hiriart, Augusto Pinochet's wife,[5] he has denied it, claiming that "I like politics, but from afar.