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Incident
Deputy Sheriff Tomas Ronquillo was stabbed to death while transporting a prisoner to the county jail in Brackettville.
The man had just been arrested by Deputy Ronquillo for creating a disturbance. During the transport the man pulled out a knife and stabbed Deputy Ronquillo in the heart, killing him. A citizen who had been deputized to help Deputy Ronqillo arrest the subject was cut across the face when he attempted to subdue him.
The subject fled into Mexico where he was arrested and taken to a jail in Monclova Viejo to await extradition. It is not known if he was every extradited or tried for Deputy Ronquillo's murder.
Deputy Ronquillo was survived by his expectant wife and son. His wife gave birth to their daughter after his death.
Survivors
Deputy Ronquillo was survived by his expectant wife and son.
In Our Keeping
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- August 2, 2026
- Last updated
- August 2, 2026
Honored here by 1 tribute.
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Tributes
147 years is a long time for a name to go unread. Not today.
Deputy Sheriff Ronquillo served with the Kinney County Sheriff's Office.
Thank you for your service to the Brackettville community. Gone but never to be forgotten.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
The Sacrifice · Felonious
Kinney County Sheriff's Office has lost 4 officers; 3 of them killed feloniously.
Tomas is one of 1,461 officers killed feloniously in TX, 60.3% of the 2,422 remembered there.
Tomas is one of 15,743 officers killed feloniously in the United States, 57.1% of the 27,551 remembered there.
Tomas is one of 17,631 officers killed feloniously worldwide, 51.7% of the 34,117 remembered here.
34,117 officers are remembered on this memorial. Each number below is one of them.
Time
In 1879, 13 officers in TX were killed feloniously, the 22nd heaviest of 180 years on record. The heaviest was 1928, with 19.
In 1879, 37 officers in the United States were killed feloniously, the 148th heaviest of 213 years on record. The heaviest was 1921, with 248.
In 1879, 39 officers worldwide were killed feloniously, the 148th heaviest of 265 years on record. The heaviest was 1921, with 516.
When
July holds 9.4% of these deaths in TX; December holds the most, 10.4%. Fridays: 15.5%.
July holds 9.3% of these deaths in the United States; December holds the most, 9.4%. Fridays: 14.3%.
July holds 9% of these deaths worldwide; December holds the most, 9.2%. Fridays: 14.3%.
How
Felonious deaths account for 75% of all 4 deaths at Kinney County Sheriff's Office, the most common cause. The weapon recorded was edged weapon, in 33.3% of these deaths.
Felonious deaths account for 60.3% of all 2,422 deaths in TX, the most common cause. The weapon recorded was edged weapon, in 1.4% of these deaths.
Felonious deaths account for 57.1% of all 27,551 deaths in the United States, the most common cause. The weapon recorded was edged weapon, in 2.2% of these deaths.
Felonious deaths account for 51.7% of all 34,117 deaths worldwide, the most common cause. The weapon recorded was edged weapon, in 2% of these deaths.
His people
Kinney County Sheriff's Office has 4 officers remembered here, Tomas among them.
Where
Where the Name Is Cut
National Law Enforcement Officers Memorial · Panel 58-E
Others Who Wore This Badge
3 officers from Kinney County Sheriff's Office are honored on badge.nw.
