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Case Description

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Frances "Sandy" Crownover, 34, was last seen on November 26, 1987, in Harrison, Tennessee. She had been living with her boyfriend, Joseph Duenas, for about a month. According to Duenas, they went to bed that night at around 11:00 p.m., but when he woke up the next morning, Frances was gone. She left behind most of her personal belongings, including her vehicle, but reportedly took around $200 with her. She also left a note stating that she would call later, but no call ever came.
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Last Seen: Nov 26, 1987

Victim Details

Mar 29, 2014

Apr 21, 2020

Frances

Crownover

71

34

62 inches

105 lbs

White / Caucasian

Female

On Thanksgiving Day, November 26, 1987, in the community of Harrison, Tennessee, 34-year-old Frances "Sandy" Crownover was reported to have left a local residence. In a deeply concerning turn of events, she departed without any of her clothes or other personal property, suggesting her absence was not planned. At the time she went missing, Frances was a woman with blonde or strawberry-hued hair and hazel eyes, standing approximately five feet two inches tall and weighing around 105 pounds. The last clothing she was known to be wearing consisted of a pair of light blue pants and a long-sleeved sweater distinguished by the monogram "SCP". The last known communication from Frances Crownover occurred two days after she left the residence. On November 28, 1987, she made a telephone call to a friend from a convenience store. This brief contact is the final confirmed trace of her whereabouts before she seemingly vanished without a trace. The circumstances surrounding her departure from the Harrison home, combined with the fact that she left all her possessions behind, have created decades of unanswered questions for her family and investigators. The brief, final phone call offers a cryptic and final clue in a case that would quickly grow cold. The Hamilton County Sheriff's Office officially began their investigation into Frances's disappearance on December 4, 1987. Over the years, law enforcement has worked to piece together the events leading up to and following her last known contact, but a definitive explanation for what happened to her has never been established. The lack of resolution has left her loved ones in a prolonged state of uncertainty. The overview of this case is that of a young woman who disappeared during a holiday week, leaving behind her life's belongings and making one final, enigmatic phone call before her trail vanished completely, creating a painful and enduring mystery for her community and family.

Nov 26, 1987

Harrison

Tennessee

Hamilton County

No

15073

Hamilton County Sheriff's Office

Chattanooga

Tennessee

Hamilton County

37402

Jeffrey Parton

Lieutenant / Criminal Investigations

1

600 Market Street G10, Tennessee

4232097000

County

Law Enforcement

http://www.hcsheriff.gov/

87-020360

1987-12-04

Hamilton County Sheriff's Office

Blond/Strawberry

Hazel

Hazel

07/07/2026


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