Roll of Honor
William Duncan
Incident
Deputy Marshal William Duncan was struck and killed by a freight train while walking through Potomac Yard in Arlington County, Virginia.
He had been assigned for duty at the nearby Aqueduct Bridge at the time of the accident.
Deputy Marshal Duncan had served with the United States Marshals Service for five years.
Survivors
He was survived by his wife and five children.
In Our Keeping
- Permanent identifier
BO-US-FED-11D3110B- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- August 2, 2026
- Last updated
- August 2, 2026
Honored here by 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Deputy U.S. Marshal Duncan gave the United States Department of Justice 5 years.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Deputy U.S. Marshal Duncan.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Deputy U.S. Marshal William Duncan is one of 1 officers lost to accidents in the line of duty across the full record of this memorial — 0% of all 97,772 officers honored here.
In DC, 453 of 1,418 officers were lost to accidents in the line of duty — 31.9% of this state's fallen. That is 31.9 percentage points above the national rate of 0%.
At United States Department of Justice - United States Marshals Service, 43 of 313 officers on record were lost to accidents in the line of duty — 13.7% of this agency's fallen.
National Cause Distribution
How Accident compares to all causes of officer death in the memorial record. William Duncan's cause is highlighted.
How William Duncan Compares
When Accident Deaths Occur
Monthly distribution of Accident deaths across the full memorial record. William Duncan is highlighted in Oct.
Incident Location
Others Who Wore This Badge
312 officers from United States Department of Justice - United States Marshals Service are honored on badge.nw. Showing the 16 most recent.
