Oklahoma man sentenced again to life in prison for brutal 2013 murder of former girlfriend
MCINTOSH COUNTY, OK – A McIntosh County man has been sentenced to life in federal prison for the second time for the 2013 murder of a Checotah woman he had previously dated.
David Deval Martin, 40, was convicted in October 2024 of murder in Indian Country after a federal jury found him guilty. The federal prosecution followed a Supreme Court decision requiring the case to be retried in U.S. District Court due to jurisdictional issues stemming from McGirt v. Oklahoma.
Martin was originally convicted in state court in 2016 and sentenced to life without parole, but that conviction was vacated following the Supreme Court ruling.
According to court records, Martin beat and stabbed the victim on November 7, 2013, inflicting more than 100 injuries to her head and neck. The medical ex...





