Lisa Montgomery becomes first woman executed by feds in 67 years. The first woman in 67 years was executed by the federal government early Wednesday, after hours of uncertainty. Lisa Montgomery, 52, was executed by lethal injection at the U.S. Penitentiary in Terre Haute, Indiana. Her time of death was 1:31 a.m., seven and a half hours after her originally scheduled time of execution, according to the Associated Press. Montgomery was convicted of killing 23-year-old Bobbie Jo Stinnett, who was eight months pregnant, in Missouri in 2004. Source 3y.