The Family Court wouldn't generally have any jurisdiction to ultimately issue you an order of protection against the father's girlfriend. The reason is that while you may have a familial relationship with the father, you don't with respect to his girlfriend. Your remedy may solely be with the police. Schedule a consult with a Dutchess/Westchester Family Law attorney for a full assessment.   -- David Bliven, Westchester Family Law attorney (www.blivenlaw.net