Tomas Ronquillo
Agency patch
Deputy Sheriff

Tomas Ronquillo

Kinney County Sheriff's Office — Brackettville, TX
Felonious
End of Watch July 25, 1879
The Vigil Panel 6 ›
Gender Male

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

Permanent identifier
BO-US-TX-48AAE0F8
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

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

Type Sheriff's Office
Location Brackettville, Kinney County, TX
Platform Identity kcso.kinney.tx.us.gov.nw

Service Record

End of Watch July 25, 1879
Gender Male

Incident Details

Cause Felonious
Weapon Edged weapon

Deputy Sheriff Tomas Ronquillo is one of 1 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 0% of all 97,772 officers honored here.

In TX, 1,461 of 2,422 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 60.3% of this state's fallen. That is 60.3 percentage points above the national rate of 0%.

At Kinney County Sheriff's Office, 3 of 4 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 75% of this agency's fallen.

Kinney County Sheriff's Office
3
of 4 officers
75% Felonious
TX — Statewide
1,461
of 2,422 officers
60.3% Felonious
Nationwide
1
of 97,772 officers
0% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. Tomas Ronquillo's cause is highlighted.

Felonious
1 (0%)
Accident
1 (0%)
Illness
1 (0%)
Cardiac
1 (0%)
Undetermined
1 (0%)
Suicide
1 (0%)

How Tomas Ronquillo Compares

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Tomas Ronquillo is highlighted in Jul.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,516
May
1,504
Jun
1,442
Jul
1,587
Aug
1,517
Sep
1,491
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. Tomas Ronquillo was killed by edged weapon.

Handgun
3,684
Gun
3,592
Gun; Unknown type
1,492
Shotgun
1,109
Rifle
935
Officer's handgun
909

Incident Location