One of eight children, Wanda Jean Allen was born on the 17th August 1959.In 1981, she was living with her then girlfriend, Dedra Pettus. On the 29th June 1981, they got into an argument and Allen shot and killed Dedra. Due to bruises and powder burns on Pettus’s body, forensic evidence suggested that Allen had pistol-whipped Pettusbefore shooting her at point-blank range. Allen pleaded guilty to manslaughter and served half of a 4-year sentence. Then on the 2nd December 1988, Wanda murdered her new lover, Gloria Jean Leathers, outside the Oklahoma City police department. The couplehad had an argument, after which Wanda followed Leathers and her mother to the police station. She then shot Leathers who died 3 days later. Allen was charged with first-degree murder.Wanda Jean Allen spent 12 years on death row before receiving a lethal injection at the Oklahoma state penitentiary on the 11th January 2001.