Deaths in Custody
Died in prison

John Masterson

died October 6, 2025 · Union Correctional Institution, Florida

John Masterson died on October 6, 2025, while held at Union Correctional Institution, a Florida state prison. The Florida Department of Corrections, which reported the death, classified the manner of death as natural. No cause of death has been stated in the available record, and the agency's classification is the only account of how he died.

Cause of death, as reported: Died of illness

Reported by: Florida Department of Corrections (the agency that held him). The only account of how this person died comes from the agency that held him.

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