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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 late winter of 2022, a 34-year-old father of three named Mark Brown Jr. vanished from Chicago, Illinois, leaving behind a concerned family and a case that continues to seek answers. He was last seen by his family on February 27, 2022, in the Park Manor neighborhood. Known affectionately by his nicknames Mar'keyy, Key Key, and Gutta Key, Mark was a man with a distinct appearance. Standing at 6 feet tall and weighing around 175 pounds, he had long black hair styled in dreadlocks, brown eyes ...Read More
Last Seen: Feb 27, 2022

Victim Details

Mar 13, 2022

Jun 05, 2024

Mark

Brown

36

34

72 inches

175 lbs

Black / African American

Male

Feb 27, 2022

Chicago

Illinois

Cook County

60637

No

113069

Chicago Police Department - Area Central

Chicago

Illinois

Cook County

60609

Maria Moore

Detective

5101 South Wentworth Avenue, Illinois

3127478380

Local

Law Enforcement

JF164453

2022-03-05

Chicago Police Department - Area Central

4277

Black

Brown

Brown

06/03/2026


Area Last Seen: