Born 1950 in Godoy Cruz Mendoza, Juan Ramón Rojas (known as Pepo) began his studies with Mendez Terrero. In 1971 he moved to Spain where he began his studies of Engraving with the Uruguayan teacher Antonio Andivero, forming the Madrid Engravers Group.
In 1973 his works were selected to be exhibited in the Museum of Modern Art of Ecuador, forming part of the gallery of the same. Upon returning to Argentina, he participates in different National Exhibition Halls representing the Province of Buenos Aires in engraving.
Since 1974, he exhibits in museums, cultural centers and houses of culture throughout the country and in France, England Spain and Angola.