206 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case? Let us know!
Ronald LeRoy Zellmer, 31, was last seen on April 6, 1985, in Sioux City, Iowa. At around 5:50 a.m., South Sioux City, Nebraska, police discovered his 1984 Chevrolet Cavalier abandoned on the south end of the Veterans Memorial Bridge, with its engine still running. When Sioux City police checked his apartment at 1003 Pierce Street, they found it empty and showed no signs of disturbance. Zellmer had been struggling with long-term depression, and investigators considered the possibility of suicide, ...Read More
Last Seen: Apr 06, 1985
Victim Details

Feb 17, 2015

Oct 27, 2022

Ronald

Zellmer

70

31

70 inches

170 lbs

White / Caucasian

Male

Apr 06, 1985

Sioux City

Iowa

Woodbury County

252

23793

Sioux City Police Department

Sioux City

Iowa

Woodbury County

51101

Ryan Denney

Detective

601 Douglas Street, Iowa

7122796960

Local

Law Enforcement

F11222

1985-04-06

Sioux City Police Department

Blond/Strawberry

Blue

Blue

11/20/2025


Area Last Seen: