|Territory:||Province of Trapani|
|Criminal activities:||racketeering, extortion, money laundering, bribery, drug trafficking, fencing|
The Clemenza clan was a Mafia clan in the Province of Trapani, Sicily. It was headed by Domenico Clemenza, who was the older brother of Peter Clemenza. The clan was associated with the Corleone family in New York, and acted as a farm team for new recruits who were brought to the United States by Peter Clemenza once in every five years.