Giovanni Marziano was born in 1949 in Catanzaro, where he lives and works.
He began exhibiting in 1972, taking part in national art exhibitions: the Villa S.Giovanni Award, Il Fiorino, Bormio County, Michetti Award, Città di Pizzo Award. From the same year he exhibited in numerous Italian and European cities.
He made paintings for the municipality of Catanzaro, Rosarno, frescoes in the municipal building of Soveria Mannelli, the 200-square-meter apse mosaic and the paintings of the side chapels in the Cathedral of Squillace. Scholar of the work of Mattia Preti and of the Neapolitan 600, he has held educational conferences in many Calabrian cities. He was artistic director of the Museum of Modern Art of Soveria Mannelli and of the Art Gallery “Prometeo” in Catanzaro. Finalist in Figurativas 11 (Barcelona), work acquired by Meam (European Museum of Contemporary Art). One of his “Self-portrait” of 2007 is part of the collection of the Museo Civico di Taverna.