Roll of Honor
Incident
Deputy Sheriff Greg McCowan was shot and killed while backing up another deputy during a traffic stop at 4959 Sevierville Road in Maryville.
Around 8:00 p.m., a deputy pulled over a vehicle for erratic driving. After initial contact, the deputy called Deputy McCowan for backup. The driver would not cooperate and shot Deputy McCowan multiple times and the deputy in the leg. The deputy returned fire, but the subject fled in his vehicle.
Deputy McCowan was taken to Blount Memorial Hospital where he succumbed to his wounds. The other deputy was treated at the hospital and released.
The subject, who is a convicted felon, was apprehended five days later. The felon's brother and girlfriend were arrested and charged with aiding the defendant after the commission of the homicide.
Deputy McCowan had served with the Blount County Sheriff's Office for four years.
Survivors
He is survived by two children, one granddaughter, his mother, his father, and a fiancée.
In Our Keeping
- Permanent identifier
BO-US-TN-CA0C4238- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- April 2, 2026
- Last updated
- July 23, 2026
Honored here by 1 sentinel - 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Deputy Sheriff McCowan gave the Blount County Sheriff's Office 4 years.
Thank you for your service to the Maryville community. Gone but never to be forgotten.
Rest easy, Deputy Sheriff McCowan.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Deputy Sheriff Greg McCowan is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.
In TN, 498 of 769 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 64.8% of this state's fallen. That is 10.6 percentage points above the national rate of 54.2%.
At Blount County Sheriff's Dept., 1 of 3 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 33.3% of this agency's fallen.
National Cause Distribution
How Felonious compares to all causes of officer death in the memorial record. Greg McCowan's cause is highlighted.
How Greg McCowan Compares
Offender Outcome
In custody
When Felonious Deaths Occur
Monthly distribution of Felonious deaths across the full memorial record. Greg McCowan is highlighted in Feb.
Weapons Used Against Officers
Most common weapons in felonious officer deaths. Greg McCowan was killed by gun; unknown type.
Incident Location
Others Who Wore This Badge
2 officers from Blount County Sheriff's Dept. are honored on badge.nw.
