One of the Five families of Liberty City in Grand Theft Auto IV, led by Jon Gravelli. The Gambettis are part of the Liberty City Cosa Nostra "Commission".
Reputed members and associates:
- Salvatore Bottino,43, aka "Sammy", believed to be Gravelli's right hand man, wanted for racketeering;
- Rosario Zito, 35, aka "Roy", Gravelli's top advisor since Bottino went into hiding.
- Jon Gravelli, Jr., 40, former associate. He's been disowned after he developed a cocaine addiction;