Alberto Merlo, an Argentine folklorist and singer, was known for his powerful interpretation of Surero's songs, traditional folk music that originates from the southern region of Buenos Aires Province. Born in San Vicente, Buenos Aires, on July 12, 1934, Merlo's musical career was deeply rooted in the cultural heritage of the Argentine Pampas. His resonant voice and authentic style brought the narratives of rural life and the gauchos' struggles to the forefront of his music.

Merlo's albums such as "20 Superéxitos Originales," "El Señor del Sur," "Incomparables," "Pico a Pico," and "Trying my Best" are testament to his dedication to preserving and celebrating Argentine folklore music. These collections showcase his versatility and commitment to the traditional styles of his homeland. His passionate performances and distinctive voice earned him a beloved place in the heart of Argentine folklore, influencing a generation of musicians and folklorists. Throughout his career, Alberto Merlo remained a towering figure in the genre, contributing to the cultural tapestry of Argentina with his songs of land, love, and hardship.