Incident
Officer Sergio Antillon succumbed to injuries sustained two weeks earlier when he was struck by a drunk driver.
He was still in uniform and had just finished his shift when he stopped to assist another motorist on Loop 410 while heading home. Just when an on duty officer stopped at the scene, a drunk driver struck Officer Antillon and the motorist.
Officer Antillon was transported to University Hospital where he remained unconscious until passing away.
In January 2012, the driver was convicted of intoxication manslaughter and sentenced to 45 years in prison.
Officer Antillon had graduated from the police academy only seven weeks before the collision.
Survivors
He is survived by his parents and siblings.
In Our Keeping
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- 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
I never knew you. I am standing here anyway.
Police Officer Antillon served with the San Antonio Police Department.
Thank you for your service to the San Antonio community. Gone but never to be forgotten.
Rest easy, Police Officer Antillon.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
The Sacrifice · Felonious
San Antonio Police Department has lost 64 officers; 40 of them killed feloniously.
Sergio is one of 1,461 officers killed feloniously in TX, 60.3% of the 2,422 remembered there.
Sergio is one of 15,743 officers killed feloniously in the United States, 57.1% of the 27,551 remembered there.
Sergio 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 2010, 1 officer at San Antonio Police Department was killed feloniously, the 4th heaviest of 36 years on record. The heaviest was 2001, with 3.
In 2010, 4 officers in TX were killed feloniously, the 143rd heaviest of 180 years on record. The heaviest was 1928, with 19.
In 2010, 80 officers in the United States were killed feloniously, the 84th heaviest of 213 years on record. The heaviest was 1921, with 248.
In 2010, 85 officers worldwide were killed feloniously, the 80th heaviest of 265 years on record. The heaviest was 1921, with 516.
Who
Sergio was 25. Of the 39 killed feloniously at San Antonio Police Department whose age is recorded, half were between 30 and 40; the middle age was 34. Sergio had served 0.2 years; the middle length of service was 6 years.
Sergio was 25. Of the 1,330 killed feloniously in TX whose age is recorded, half were between 30 and 46; the middle age was 37. Sergio had served 0.2 years; the middle length of service was 4 years.
Sergio was 25. Of the 14,220 killed feloniously in the United States whose age is recorded, half were between 31 and 47; the middle age was 38. Sergio had served 0.2 years; the middle length of service was 6 years.
Sergio was 25. Of the 15,854 killed feloniously worldwide whose age is recorded, half were between 30 and 46; the middle age was 38. Sergio had served 0.2 years; the middle length of service was 6 years.
When
October holds 5% of these deaths at San Antonio Police Department; December holds the most, 15%. Fridays: 25%.
October holds 7.2% of these deaths in TX; December holds the most, 10.4%. Fridays: 15.5%.
October holds 7.9% of these deaths in the United States; December holds the most, 9.4%. Fridays: 14.3%.
October holds 7.8% of these deaths worldwide; December holds the most, 9.2%. Fridays: 14.3%.
How
Felonious deaths account for 62.5% of all 64 deaths at San Antonio Police Department, the most common cause. The weapon recorded was automobile; alcohol involved, in 7.5% of these deaths.
Felonious deaths account for 60.3% of all 2,422 deaths in TX, the most common cause. The weapon recorded was automobile; alcohol involved, in 1.9% 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 automobile; alcohol involved, in 1% of these deaths.
Felonious deaths account for 51.7% of all 34,117 deaths worldwide, the most common cause. The weapon recorded was automobile; alcohol involved, in 0.9% of these deaths.
His people
San Antonio Police Department has 64 officers remembered here, Sergio among them.
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Frederick W. Fieldstrup May 29, 1857
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Van Ness Wells Sep 26, 1867
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Solomon White Sep 24, 1873
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William M. Lacey
Nov 29, 1900
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Miguel Cantu Nov 30, 1907
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Alfred Victor Bonnet Feb 26, 1913
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Charles D. Artzt Mar 30, 1913
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Robert Lee Harris Aug 13, 1916
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Frank East Jun 10, 1917
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Joseph J. Pedraza
Oct 7, 1924
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Sam A. Street
Sep 11, 1927
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Robert White Nov 10, 1927
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Louis C. Grobe
Mar 22, 1930
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Theodore T. Boynton
Jul 29, 1930
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Raleigh W. Taylor
Dec 25, 1930
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Peter J. Scrivano
May 28, 1931
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Alexander Goodman, Jr. Sep 1, 1931
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Aubrey Swepson Milstead Sep 1, 1931
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Henry C. Perrow
Dec 13, 1933
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John Stowe
Dec 2, 1936
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Agnal A. Edwards
Jan 16, 1937
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Earl W. Kanning
Dec 24, 1938
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Julius N. Alberson
Dec 4, 1941
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Frederick W. Coblentz
Nov 8, 1942
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Michael J. Ellis, Jr.
May 11, 1944
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Otto S. Hillock
Oct 18, 1945
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Winston A. Culpepper
Sep 11, 1954
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Richard M. Cuellar
Aug 2, 1968
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Guadalupe J. Martinez
Sep 4, 1970
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Antonio T. Canales
May 18, 1972
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George Ellis Jacobs
Jan 14, 1973
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Russell D. Spannagel
Jun 30, 1973
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Harry James Brackman
Jun 27, 1974
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James E. Anderson
Jul 1, 1975
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James W. Bennett, Jr.
Sep 13, 1975
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George E. Copeland, III
Sep 13, 1975
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Eloy Flores Gonzales
Aug 15, 1977
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Bernabe Salazar, Jr.
Nov 16, 1978
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Gilbert Esquivel Ramirez
Dec 24, 1983
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Edwyn Joseph Gorrell
Jul 5, 1988
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Antonio Portillo Garcia
Dec 4, 1988
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Patricia R. Calderon
Dec 27, 1988
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Gary Lee Williams
Mar 27, 1989
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Roger Carl Henarie
Apr 13, 1990
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Douglas Scott Goeble
Apr 20, 1991
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Rondall Sisco
Sep 22, 1992
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Fabian Dale Dominguez
Jan 15, 1995
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Michael Corey McInnis
Aug 28, 1995
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Oscar Domingo Perez
Mar 24, 2000
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John Anthony Riojas
Feb 3, 2001
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Hector Garza
Mar 29, 2001
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Juan Antonio Morales
Dec 11, 2001
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John Randolph Wheeler
Oct 14, 2005
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Valentine Diaz Lopez Jr.
Jun 21, 2006
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Mario Moreno
Sep 21, 2007
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Robert Anthony Davis
Dec 1, 2008
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Sergio Arturo Antillon
Oct 29, 2010
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Stephanie Ann Brown
Mar 15, 2011
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Edrees Mukhtar
Dec 29, 2012
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Robert Carey Deckard, Jr.
Dec 20, 2013
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Benjamin Edward Marconi
Nov 20, 2016
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Miguel Moreno, III
Jun 30, 2017
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Joseph Anthony Cisneros, Jr.
Feb 1, 2021
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David Glen Evans
Feb 25, 2022
Where
Where the Name Is Cut
National Law Enforcement Officers Memorial · Panel 40-E
What is kept
Photographs, film, sound and papers — what survived a life.
Others Who Wore This Badge
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