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Case Description

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Mark David Zeichner, a 34-year-old man, was last seen on June 15, 1984, in his Queens, New York, apartment. At the time of his disappearance, Zeichner was living alone, and his belongings, including his clothing and personal items, were left untouched in his home. He also left behind his wallet and identification, raising concerns about the abrupt nature of his disappearance. Zeichner, who had been diagnosed with bipolar disorder and schizophrenia, was known to resist taking his medication and h ...
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Last Seen: Jun 15, 1984

Links to Additional Sources (5)

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  • Missing Person / NamUs #MP8145 - Office of Justice Programs
  • 1032DMNY - Mark David Zeichner - Doe Network
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