July 15, 1940 - Ronald Gene Simmons

Ronald Gene Simmons Sr. (July 15, 1940 – June 25, 1990) was an American spree killer and former military serviceman who murdered 16 people, including 14 members of his own family, over a week in December 1987 in Arkansas.

Among the victims were his daughter, whom he had sexually abused, and the child he fathered with her. He also killed a former co-worker and a bystander, and wounded four others. He is regarded as the deadliest mass murderer in Arkansas history.

Simmons was sentenced to death in two separate trials and did not pursue any appeals.

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