Mazza is a surname of Italian origin. Notable people with the surname include:
Aldo Mazza, Italian drummer
Bruno Mazza, Italian footballer
Cris Mazza, American novelist
Damiano Mazza, Italian painter
Gianni Mazza, Italian composer and conductor
Giorgio Mazza, Italian hurdler
Giuseppe Mazza (13 September 1817 – 14 February 1884), Italian painter
Giuseppe Maria Mazza (13 May 1653 – 6 June 1741), Italian sculptor
Marco Mazza, Italian long-distance runner
Mario Mazza, Italian educator
Paolo Mazza, Italian football manager
Pier Filippo Mazza, Sammarinese footballer
Raúl Mazza, Argentine painter
Robert Mazza, American judge
Salvador Mazza, Argentine physician and epidemiologist
Tommaso del Mazza, 14th-century Florentine painter
Valeria Mazza, Argentine fashion model
Ventura Mazza, Italian painter
