Born in Tacna, Peru, in 1960. Barrios graduated from the Escuela Nacional de BeHas Artes del Peru (ENBA) in 1990. He also studied craftmanship, batik, macrame, leather embossing and ceramics painting. Barrios obtained a Honorable Mention in his drawing class in 1989 at the Escucia Nacional de Bellas Artes.
1998 Exhibition at the Stella Maris Association
1991 "Vivencias", Juan Pardo Heeren Gallery - ICPNA, Lima
1991 "Comienzos", Carrera Art Gallery, Lima
1990 "451 th Anniversary of Huanueo", Club Huanueo
1990 "Nueva Generacion", San Borja Cornmunity Center
1990 ENBA, Class 89 - Drawing, Juan Pardo Heeren Gallery ICPNA, Lima
1989 "Dibujo" Oechsle Gallery, Lima