James Jerold Koedatich is an American serial killer who kidnapped and murdered two young women in Morris County, New Jersey. He is currently serving life in prison. Koedatich strangled his 40-year-old roommate in Dade County, Florida. He served 11 years in a Florida prison for murder and robbery before being paroled in August 1982. While serving time in Florida, Koedatich killed his cellmate by strangulation. He was not charged because authorities ruled the incident as self-defense.