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John Jessie Mariana

Death by Force
Case Description
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John Jessie Mariana, a 28-year-old resident of Guerneville, California, tragically lost his life following a shooting incident in Sebastopol on October 15, 2016. The incident occurred around 8:15 p.m. on the 5000 block of Highway 116 South. Mariana was one of three victims in the shooting, which also resulted in the death of 36-year-old Nathan Proto from Sebastopol and injuries to an unidentified woman. Mariana succumbed to his injuries on October 18, 2016, after being on life support and subseq ...Read More
Links to Additional Sources (8)
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  • Santa Rosa Press Democrat: Second victim in rural Sebastopol shooting dies; no arrests reported
  • Santa Rosa Press Democrat: Police identify man killed in rural Sebastopol shooting
    •     ...View 6 additional sources
    Victim Details

    John Jessie Mariana

    Male

    Sebastopol

    CA

    2016-10-15

    28

    John

    Jessie Mariana

    11/27/2025

    Forum Posts (2)
    Has anyone else been thinking about how incredibly brave Geena Gauthier was during this whole horrif... ...Read More
    04/18/2023
    I’ve been following this case for a while, and what really stands out to me is the unimaginable st... ...Read More
    02/18/2023
    Other Cases from Sebastopol, California

    Nathan Proto

    Death: Oct 15, 2016
    Nathan Proto, a 36-year-old resident of Sebastopol, California, tragically lost his life on October r ...Read More