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Julia Ann O’neill Missing Person Case

Last seen in Lake Geneva, Wisconsin on Jun 18, 1997

Victim Details

Jan 28, 2026

Jan 28, 2026

Julia

Ann O’neill

60

31

5'8 - 5'9 inches

135 lbs

White

Female

Jun 18, 1997

Lake Geneva

Wisconsin

Lake Geneva

New Berlin Police Departmen

262-782-6640

07/08/2026

Case Description

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In the early summer of 1997, a 31-year-old woman named Julia Ann O'Neill vanished from the resort city of Lake Geneva, Wisconsin. She was last seen on June 18, 1997, and since that day, there has been no contact with her. The circumstances surrounding her disappearance are shrouded in mystery, with very few details available to the public or to investigators. At the time she went missing, Julia was described as a white female with brown hair and green eyes, standing between 5'8" a ...
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Last Seen: Jun 18, 1997

Links to Additional Sources (8)

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  • Missing Person / NamUs #MP42641
  • Julia Ann O'Neill - The Charley Project
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    Forum Posts (1)

    Has anyone looked into the possibility that Julia Ann O'Neill could have assumed a new identity? I k... ...Read More
    07/19/2024
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    Other Missing Cases from Lake Geneva, Wisconsin

    Julia O

    Julia O'neill

    Missing: Jun 18, 1997
    Julia Ann O'Neill, a 31-year-old woman from Lake Geneva, Wisconsin, was last seen on June 18, 1997. ...Read More