izzo

Izzo is a surname of Italian origin. It is most common in southern Italy, especially in Campania and Sicily, and is also found among Italian diaspora communities in North America, South America, and Europe. The name is believed to be a diminutive or occupational-derived form rooted in regional dialects, possibly connected to the given names Ignazio or Vincenzo, though etymologies vary by source. As with many Italian surnames, the spelling and pronunciation can reflect local dialects and historical records. In genealogical data, Izzo appears in medieval and early modern documents, indicating a long-standing presence in Italy.

Notable people with the surname include Tom Izzo (born 1955), American college basketball coach and the long-time head coach of Michigan State Spartans men's basketball; he led the team to a 2000 NCAA Championship and multiple deep tournament runs. Other individuals with the surname have achieved recognition in various fields such as sports, arts, business, and academia, though they may be less widely known.

The surname Izzo is also encountered in modern popular culture and media as part of character names or branding, reflecting its status as a recognizable Italian surname in many countries.