Roll of Honor
Incident
Police Officer Juan Diaz was shot and killed shortly after midnight in the area of Avenue 26 and Humboldt Street after taking law enforcement action when he observed several men vandalizing a wall.
He was eating with friends when he observed the man tagging a wall with gang graffiti. He approached the man and told him to stop. A short time later, the man returned with others, confronted Officer Diaz and his friends, and brandished a handgun. The man then opened fire on the group as they tried to leave the area, killing Officer Diaz and wounding his girlfriend's brother.
Three subjects were taken into custody approximately one week later and charged with murder and gang participation. In 2021, one accomplice pleaded guilty to one felony count each of attempted murder, vandalism with over $400 in damage, assault with a firearm, and voluntary manslaughter, plus a gang enhancement; and was sentenced to 25 years in prison. Another accomplice pleaded guilty to one felony count each of vandalism with over $400 in damage and as an accessory after the fact; she will be sentenced in 2026. In July 2026, the shooter was convicted of one felony count each of first-degree murder with a gang special circumstance allegation, shooting at an occupied motor vehicle, and vandalism with over $400 in damage.
Officer Diaz had served with the Los Angeles Police Department for two years and was assigned to the Professional Standards Bureau. Survivors inclde is parents and sisters.
In Our Keeping
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BO-US-CA-827CA920- Stewardship
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- Added to badge.nw
- August 2, 2026
- Last updated
- September 9, 2026
Honored here by 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Police Officer Diaz gave the Los Angeles Police Department 2 years.
Thank you for your service to the Los Angeles community. Gone but never to be forgotten.
Rest easy, Police Officer Diaz.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Police Officer Juan Jose Diaz 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 97,787 officers honored here.
In CA, 974 of 1,837 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 53% of this state's fallen. That is 53 percentage points above the national rate of 0%.
At Los Angeles Police Department, 115 of 240 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 47.9% of this agency's fallen.
National Cause Distribution
How Felonious compares to all causes of officer death in the memorial record. Juan Jose Diaz's cause is highlighted.
How Juan Jose Diaz Compares
When Felonious Deaths Occur
Monthly distribution of Felonious deaths across the full memorial record. Juan Jose Diaz is highlighted in Jul.
Weapons Used Against Officers
Most common weapons in felonious officer deaths. Juan Jose Diaz was killed by handgun.
Incident Location
Where the Name Is Cut
Others Who Wore This Badge
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