Silent Justice

 is an Irish group. Formed in early 2017 by a man known by the pseudonym "Gary Shields", Silent Justice specialises in hunting sexual predators. Members of the group pose as underage children online in order to lure and expose predators.

Gary Shields, along with another man known by the pseudonym "James O'Neill”, have joint ownership of Silent Justice. The latter man resides in County Antrim, Northern Ireland.