Crime Solvers Central
CSC
254 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

Any updates on this case? Let us know!
In the late summer of 1991, a 33-year-old woman named Janice Dietz seemingly vanished from her life in St. Louis, Missouri. On the evening of September 10th, she was last seen leaving an address on McNair Avenue around 11:00 p.m. At the time of her disappearance, Janice was described as a white female with brown hair and brown eyes, standing between 5'5' and 5'9' tall. The days that followed her last sighting brought a worrying discovery. On September 13th, her vehicle was fo ...Read More
Last Seen: Sep 10, 1991

Victim Details

Sep 30, 2021

Oct 02, 2023

Janice

Dietz

66

33

65 inches

69 inches

111 lbs

130 lbs

White / Caucasian

Female

Sep 10, 1991

St. Louis

Missouri

St. Louis City

63116

No

107687

St Louis Metropolitan Police Department

St. Louis

Missouri

St. Louis City

63103

Matthew Frichtl

Detective

1915 Olive St, Missouri

3142311212

Local

Law Enforcement

91-145669

1991-09-15

St Louis Metropolitan Police Department

6686

Brown

Brown

Brown

No

06/07/2026


Area Last Seen: