Wanted By The U.S. Marshals & San Mateo County Sheriff's Office

Gregory-Marc Riviera/AKA Abraham "Abra" "Abe" Castillo/AKA Greg Riviera
Redwood City, California - Incident # 20130043

 Race:    Hispanic
 Gender:    Male
 Height:    5'10"
 Weight:    160-170 lbs
 Hair:    Gray/Black
 Eyes:    Brown
 Age:    81


On or about July 7, 1992, Gregory Marc Riviera, murdered his girlfriend, a 25 year old legal secretary named Juliette Rivera, who lived in the City of Alameda. Gregory Marc Riviera vanished shortly after Juliette’s body was discovered near Highway 1, South of Pescadero, CA. Please take into consideration that the photo of Gregory Marc Riviera is over 20 years old. Gregory Marc Riviera has a U.S. Army background; he has auto mechanic experience; he loves to talk about his times in Hawaii and has been described as a person who loves the Bay Area and likes to attend social events and local bars.  


If you have any information concerning this person please submit an anonymous tip at www.northerncaliforniamostwanted.org