Roll of Honor
Incident
Trooper Brian McMillen was killed when his patrol car was involved in an accident with two cars operated by intoxicated drivers on Dye Road, south of I-72 near Illiopolis.
Trooper McMillen was en route to a tavern, just outside of Illiopolis, to assist two deputy sheriffs with a disturbance when his patrol car was involved in the collision. Both drivers were intoxicated and had just left the tavern Trooper McMillen was responding to.
Both drivers were convicted of aggravated DUI. One was sentenced to 14 years and the other driver was sentenced to 10 years in prison.
Trooper McMillen was an Illinois Air National Guard veteran and had served with the Illinois State Police for 8 months.
Survivors
He is survived by his wife.
In Our Keeping
- Permanent identifier
BO-US-IL-2DD2DAB6- 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 served 1985 to 1993. You served too, before the badge - different uniform, same idea. You go where you are sent and you do not get to pick the call.
Trooper McMillen served with the Illinois State Police.
Thank you for your service to the people of Illinois. Thank you for your service before it. Gone but never to be forgotten.
Rest easy, brother.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Military Service
Brian Carl McMillen served in the Air Force (2001â2001) before joining law enforcement.
Trooper Brian Carl McMillen 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 IL, 842 of 1,318 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 63.9% of this state's fallen. That is 9.7 percentage points above the national rate of 54.2%.
At Illinois State Police, 17 of 67 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 25.4% of this agency's fallen.
National Cause Distribution
How Felonious compares to all causes of officer death in the memorial record. Brian Carl McMillen's cause is highlighted.
How Brian Carl McMillen Compares
Offender Outcome
Sentenced to 10 and 14 years
When Felonious Deaths Occur
Monthly distribution of Felonious deaths across the full memorial record. Brian Carl McMillen is highlighted in Oct.
Weapons Used Against Officers
Most common weapons in felonious officer deaths. Brian Carl McMillen was killed by automobile; alcohol involved.
Incident Location
Others Who Wore This Badge
66 officers from Illinois State Police are honored on badge.nw. Showing the 16 most recent.
