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Peggy Joyce Jones Mandeville Missing Person Case

Last seen in Camarillo/oxnard, California on Sep 01, 1978

Victim Details

Jan 24, 2026

Jan 24, 2026

Peggy

Joyce Jones Mandeville

86

39

5'2 inches

100 lbs

White

Female

Sep 01, 1978

Camarillo/oxnard

California

Camarillo/oxnard

Camarillo, California Police Departmen

805-388-5100

07/04/2026

Case Description

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Peggy Joyce Jones Mandeville, a 39-year-old white female, went missing from the Camarillo/Oxnard, California area on or around September 1, 1978. At the time of her disappearance, she was described as being 5'2" tall and weighing approximately 100 pounds, with brown hair and green eyes. Mandeville may also have used her maiden name, Peggy Joyce Jones.

In 1978, Mandeville was admitted to Camarillo State Hospital for treatment of chronic depression. Sometime in September of that ...
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Last Seen: Sep 01, 1978

Links to Additional Sources (2)

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  • 2562DFCA - Peggy Joyce Jones Mandeville - Doe Network
  • CA - Peggy Joyce Jones Mandeville, 39, Camarillo/Oxnard, Sept. 1978

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    Forum Posts (1)

    Does anyone have more info on the phone calls Peggy made after leaving the hospital? I've read she c... ...Read More
    02/21/2026
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