Omertà is a code of behaviour usually associated with Italian Mafias.
Omerta may also refer to:
- Omerta (2008 film), a 2008 Cuban film
- Omerta (2017 film), a 2017 Indian film
- Omertà (comics) or Paulie Provenzano, a fictional character in the Marvel Comics universe
- Omertà (novel), a 2000 novel by Mario Puzo
- "Omertà" (Millennium), an episode of the American television series Millennium
- Omerta (TV series), a 1996 Quebec television series
- Omertà (2012 film), a feature film sequel to the series
- Omerta 6/12, a 2021 Finnish film