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

Case Description

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Johnkelian �John-John� Mathis, a seventeen-year-old male, was killed on Sunday, August 8, 2021, in Knoxville, Tennessee. A student at Austin-East High School, Mathis was preparing to enter his senior year where he was recognized as a Project Grad Scholar, had been named Mr. Freshman and Mr. Sophomore, and was a member of the football team. The shooting occurred in the Lonsdale neighborhood following the annual Lonsdale Homecoming event. According to the Knoxville Police Department, a fight broke ...Read More

Victim Details

Johnkelian �John John� Mathis

Male

Black / African American

Knoxville

TN

2021-08-08

17

Johnkelian

�John John� Mathis

05/21/2026