Mariano Julio Izco is an Argentine football player who currently features for the Italian Serie A club Catania Calcio. He plays as a midfielder.
Mariano Julio Izco commenced his professional career in the regionalised third division of Argentine football with Club Atletico San Telmo in 2000.
In 2004 Izco was signed by Club Almagro of the Argentine Primera Division and played for them for the 2004-2005 season. But Almago got relegated at the end of the season and he moved to Club Atletico Tigre.
Izco was signed by Catania in 2006.