Julio Eduardo Mázzaro (born 30 January 1979 in Villa Regina, Río Negro) is a former Argentine professional basketball player.
Mázzaro played with River Plate and Boca Juniors in Argentina, and Edimes Pavia ('03–'04) in the Italian 2nd Division.
He was named the MVP of the second FIBA South American League tournament in 2009.
Mázzaro represented the Argentine national basketball team on a number of occasions, including the FIBA AmeriCup of 2005, the Stanković Cup, and the FIBA South American Championships in 2003 and 2004.
This biographical article relating to an Argentine basketball player, coach, or other figure is a stub.