|Title||Baby Faced Butcher|
|Pathology|| Double murderer|
|Family|| Unnamed mother|
Patricia "Patty" Trebay (alias Belle Duffy) is a con artist and double murderer.
She was originally born and raised by her wealthy mother and stepfather in Dallas, Texas. In 2002, Trebay was a suspect in the murder of a homeless man and she pinned all the blame on her boyfriend. She eventually jumped bail and moved to New York, assuming multiple identities, including Belle Duffy. In 2007, she was later suspected in the murder of new police recruit Kenny Li, who was shot after breaking up a bodega robbery.
- 2002, Dallas, Texas: Unnamed homeless man (murdered and dismembered with her boyfriend)
- 2007, New York City, New York: Kenny Li (shot once in the head)