Ronald Eugene Cranford (1941 – May 31, 2006) was a neurologist and expert on comas and unconsciousness. He is best known for his work with families on public cases involving persons in a persistent vegetative state. He and three other doctors were responsible for introducing the "do not resuscitate" order. He worked with the families of such notable cases as the Karen Ann Quinlan case, Paul Brophy, and Terri Schiavo case.