Post Morrow Genealogy

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John Koster

John Koster

Male Abt 1852 -


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  • Name John Koster 
    Birth Abt 1852  New York, United States Find all individuals with events at this location 
    Gender Male 
    Person ID I52136  My Genealogy
    Last Modified 30 Dec 2023 

    Family Christine Aschhoff,   b. Abt 1855, New York, United States Find all individuals with events at this location 
    Children 
     1. Maria Gesine Koster,   b. 1 Jun 1877, Brooklyn, Kings, New York Find all individuals with events at this locationd. Feb 1969, Sayville, Suffolk, New York, United States of America Find all individuals with events at this location (Age 91 years)
    Family ID F21129  Group Sheet  |  Family Chart
    Last Modified 27 Mar 2026 


About Post Morrow Genealogy

Welcome to the Post Morrow Foundation Genealogy Website, your gateway to the rich tapestry of Long Island's familial history. Nestled within the digital archives of this foundation lies a treasure trove of genealogical records meticulously compiled and preserved over generations.

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