Gessiron Alves de Franco, known as Siron Franco (born July 26, 1947), is a Brazilian painter and sculptor. Siron Franco was born in Goiás Velho, GO, on July 26, 1947. Siron Franco spent his childhood and adolescence in Goiânia, taking his first painting lessons under the guidance of the artists DJ Oliveira and Cleber Gouveia. He started making a living at the age of 13, painting and selling portraits of the cities' bourgeoise. In 1965, he focused on drawings, following the unreal and grotesque sketches he had in mind. In 1968 he won the National Biennal of Bahia. Between 1969 and 1971, Siron lived in São Paulo, frequented the studios of Bernardo Cid and Walter Lewy in São Paulo and was one of the members of the group that participated in the exhibition Surrealism and Fantastic Art at Seta Gallery. In 1973, Siron Franco won the prestigious Salao Global da Primavera in Rio de Janeiro. Afterwards he spent a year living in Mexico City. After winning the International prize of São Paulo's Biennal Exhibition in 1975, Siron toured Europe between 1976 and 1978 living mainly in Toledo and Madrid in Spain. In 1982, his Exhibition at Bonino Gallery was considered the best of the year in Brazil and Siron received the distinguished title of the best Brazilian Painter of 1982 by APCA, São Paulo's Painters & Critics Association.