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Case Description
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Debbie Ann Passanisi, aged 54, was found dead on July 2, 2020, in her home in Petaluma, California. The tragic discovery was made by her daughter, who found both Debbie and her husband, Mark Richard Passanisi, deceased. The Petaluma Police Department responded to the scene and initiated an investigation into what appeared to be a murder-suicide. Debbie Ann Passanisi had suffered multiple gunshot wounds and was found in a common area of the home, while Mark Richard Passanisi, aged 56, was found i ...Read More
Victim Details

Debbie Ann Passanisi

Female

White / Caucasian

Petaluma

CA

2020-07-02

54

Debbie

Ann Passanisi

11/26/2025