Incident
Officer Cornelius Brosnan was killed when he was hit by an automobile at 21st Avenue and Geary Street while on duty. The driver was charged with reckless driving and negligent homicide.
Officer Brosnan served 30 years with the San Francisco Police Department. In 1917, he won Meritorious Service Recognition for his bravery.
In Our Keeping
- Permanent identifier
BO-US-CA-4D3A5EED- 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
30 years. You could have gone home.
Officer Brosnan gave the San Francisco Police Department 30 years. Still answering calls at the end.
Thank you for your service to the San Francisco community. Gone but never to be forgotten.
Rest easy, Officer Brosnan.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Officer Cornelius Brosnan 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 CA, 719 of 1,837 officers were lost to accidents in the line of duty — 39.1% of this state's fallen. That is 8.1 percentage points above the national rate of 31%.
At San Francisco Police Department, 35 of 106 officers on record were lost to accidents in the line of duty — 33% of this agency's fallen.
National Cause Distribution
How Accident compares to all causes of officer death in the memorial record. Cornelius Brosnan's cause is highlighted.
How Cornelius Brosnan Compares
When Accident Deaths Occur
Monthly distribution of Accident deaths across the full memorial record. Cornelius Brosnan is highlighted in Nov.
Incident Location
Others Who Wore This Badge
105 officers from San Francisco Police Department are honored on badge.nw. Showing the 16 most recent.














