Gustavo Couttolenc Cortés (6 December 1921 – 7 February 2015)^[1] was a Mexican writer and academic who specialized in the translation of Latin-language works into Spanish.

Born in Uruapan, Michoacán, Couttolenc completed his studies in Latin, philosophy and theology at the Conciliar Seminar of Mexico, where he would eventually serve as a professor for over fifty years, starting in 1948.^[2] A doctor in Letras Hispánicas at the National Autonomous University of Mexico (UNAM), he was named a full member (académico de número) of the Mexican Academy of Language in 1998.^[1]

Couttolenc became an honorary canon of the Mexico City Metropolitan Cathedral in 1986 and two years later, he was presented with the title of monsignor by the Holy See.^[3] He died at the age of ninety-four.