Effective period / Period of releases: 1957 - 1974

Members: Enrique Costa, Hector Condro

Argentinian instrumental quartet, active since 1957 until end of the 60's decade. They were exclusive artists of Columbia.
Members: Roberto Vignola, Héctor Condro, Enrique Costa and Gregorio Fumo.
Not to be confused with the following groups:
Los Cuatro Amigos (2) - Mexico
Los Cuatro Amigos (3) - Bolivia
Los Cuatro Amigos (4) - Colombia
Los 4 Amigos - Venezuela
The Four Amigos - Puerto Rico
The Four Friends - US
The Four Lads - Canada