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251 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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In the autumn of 1988, 38-year-old Cheryl A. Duvall was a resident of Manitowoc, Wisconsin, a mother of two sons who, despite a divorce four years prior, maintained a friendly co-parenting relationship with her ex-husband. Her children were in their father's custody but would visit their mother on weekends. Described as a good mother by her ex-husband, it was considered entirely out of character for her to abandon her children. At the time she vanished, Duvall was living on a dairy farm on South ...Read More
Last Seen: Oct 01, 1988

Victim Details

Jan 28, 2026

Jan 28, 2026

Cheryl

A. Duvall

38

38

5'2 inches

100 lbs

White

Female

Oct 01, 1988

Manitowoc

Wisconsin

Manitowoc

Manitowoc County Sheriff's Departmen

920-683-4200

05/21/2026