Casamonica clan
| Founded | 1970 |
|---|---|
| Founded by | Casamonica family Di Silvio family |
| Founding location | Abruzzo, Molise, Rome |
| Years active | 1970s-present |
| Territory | Rome, Roman Castles, Lazio coast, Ostia |
| Ethnicity | Sinti |
| Criminal activities | Extortion, drug trafficking, corruption, racketeering money laundering, prostitution, gamble, procurement, usury, theft, robbery, sport betting, murder |
| Allies | Banda della Magliana 'Ndrangheta Camorra |
| Rivals | Proietti clan (defunct) |
The Casamonica clan is a mafia criminal organization of Sinti origin and operating in the Rome area and present, with their ramifications, in various other areas of Lazio.