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Case Description
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Timothy Andrew Koppos, a 12-year-old boy from Alhambra, California, tragically lost his life on April 22, 2001. According to the Los Angeles County coroner's records, Timothy was shot and killed on that fateful day. The incident occurred in the home where Timothy lived with his siblings and grandmother. The circumstances surrounding his death were deeply distressing and involved a volatile relationship between his older sister, Colleen Koppos, and her boyfriend, Daniel Arzaga.
On the morn ...Read More
On the morn ...Read More
Links to Additional Sources (3)
See any mistakes?Victim Details
Timothy Andrew Koppos
Male
White / Caucasian
Alhambra
CA
2001-04-22
12
Timothy
Andrew Koppos
11/15/2025
Forum Posts (3)
I've been following this case for a while, and something keeps bothering me. Has anyone else thought... ...Read More
04/20/2024
04/20/2024
Hey everyone,
I've been thinking a lot about Timothy Koppos's case and how young he was when his ... ...Read More
07/17/2023
I've been thinking a lot about Timothy Koppos's case and how young he was when his ... ...Read More
07/17/2023
I came across the tragic case of young Timothy Koppos while reading about unsolved and solved cases,... ...Read More
06/04/2023
06/04/2023
