Incident
Deputy Frank Martin was shot and killed after he and another deputy responded to a dance hall to investigate reports of a disturbance.
After arriving at the hall, they confronted two men and told them to quiet down. The men left the hall but returned a short time later, armed with a shotgun and rifle.
The men immediately opened fire on the two deputies. Deputy Martin was struck twice by the rifle fire and the other deputy was wounded by a shotgun blast. The two suspects fled the scene and were never apprehended.
Deputy Martin also served as a Special Texas Ranger.
Survivors
He was survived by his wife and son.
In Our Keeping
- Permanent identifier
BO-US-TX-B354E7F3- 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 Martin served with the Cameron County Sheriff's Office.
Thank you for your service to the Olmito community. Gone but never to be forgotten.
Rest easy, Deputy Sheriff Martin.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Deputy Sheriff Frank Martin, Sr. 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 TX, 1,463 of 2,421 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 60.4% of this state's fallen. That is 6.2 percentage points above the national rate of 54.2%.
At Cameron County Sheriff's Office, 12 of 13 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 92.3% of this agency's fallen.
National Cause Distribution
How Felonious compares to all causes of officer death in the memorial record. Frank Martin, Sr.'s cause is highlighted.
How Frank Martin, Sr. Compares
Offender Outcome
Never apprehended
When Felonious Deaths Occur
Monthly distribution of Felonious deaths across the full memorial record. Frank Martin, Sr. is highlighted in Nov.
Weapons Used Against Officers
Most common weapons in felonious officer deaths. Frank Martin, Sr. was killed by rifle; winchester.
Others Who Wore This Badge
12 officers from Cameron County Sheriff's Office are honored on badge.nw.

