Roll of Honor
William J. Grissam
Incident
Location: District of Columbia
Private William Grissam was killed while on patrol after his bicycle struck a parked car on John Marshall Place, near Pennsylvania Avenue.
A taxi driver found Private Grissam laying unconscious in the roadway and took him to the Emergency Hospital shortly after 5:00 am. He died at the hospital approximately one hour later.
Private Grissam had served with the United States Park Police for 16 years.
Survivors
He was survived by his wife and two daughters.
In Our Keeping
- Permanent identifier
BO-US-FED-CE008A90- 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.
Private Grissam gave the United States Department of the Interior 16 years.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Private Grissam.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Private William J. Grissam is one of 10,088 officers lost to accidents in the line of duty across the full record of this memorial — 31% of all 32,508 officers honored here.
In DC, 454 of 1,419 officers were lost to accidents in the line of duty — 32% of this state's fallen. That is 1 percentage points above the national rate of 31%.
At United States Department of the Interior - United States Park Police, 7 of 13 officers on record were lost to accidents in the line of duty — 53.8% of this agency's fallen.
National Cause Distribution
How Accident compares to all causes of officer death in the memorial record. William J. Grissam's cause is highlighted.
How William J. Grissam Compares
When Accident Deaths Occur
Monthly distribution of Accident deaths across the full memorial record. William J. Grissam is highlighted in Mar.
Incident Location
Others Who Wore This Badge
12 officers from United States Department of the Interior - United States Park Police are honored on badge.nw.
