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Alejandro Diaz Missing Person Case

Last seen in Chula Vista, California on Apr 17, 2018

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Victim Details

May 24, 2018

May 3, 2023

Alejandro

Diaz

29

21

65 inches

66 inches

180 lbs

190 lbs

Hispanic / Latino

Male

Apr 17, 2018

Chula Vista

California

San Diego County

No

37322

Chula Vista Police Department

Chula Vista

California

San Diego County

91910

Kimberly Hicks

Community Service Officer

315 Fourth Avenue, California

6196915151

Local

Law Enforcement

http://www.chulavistaca.gov/departments/police-department

1805754

Apr 20, 2018

Chula Vista Police Department

9978

Brown

Maroon

Maroon

Oct 7, 2026


Area Last Seen:

Case Description

Any updates on this case? Let us know!
Summary based on the NamUs case record (MP50279) and 5 other sources
Alejandro Diaz, a 21-year-old from Chula Vista, California, was last seen on April 17, 2018. On that day, he contacted his family to inform them that he was traveling from Chula Vista to Los Angeles, but he never arrived at his destination. He has not been heard from since. Alejandro was driving a gray 2005 Chevrolet Silverado four-door pickup truck at the time of his disappearance, which has also not been recovered.

Alejandro was last seen wearing a white t-shirt, black sweatpants with white stripes, a black baseball cap, and black Nike shoes. He stands 5'7", weighs 210 pounds, and has distinguishing features such as brown birthmarks on his back and braces on his teeth. He had undergone surgeries on his toenails and nose before his disappearance. Despite ongoing investigations by the Chula Vista Police Department, few details have emerged, and his whereabouts remain unknown.

Authorities continue to encourage anyone with information to come forward to help resolve the case.
Last Seen: Apr 17, 2018

Links to Additional Sources (5)

See any mistakes? Let us know!
  • Alejandro Diaz | State of California - Department of Justice
  • Alejandro Diaz - The Charley Project
  • Missing Person / NamUs #MP50279
  • Years Later, San Diego Man's 2015 Disappearance Still a Mystery
  • Alejandro Diaz : r/NotForgotten - Reddit

    • Possible Unidentified Matches (7)

    Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

    81%Moderate
    John Doe — San Ysidro, California
    UP113795 • Found Nov 16, 2023
    View case
    Sex ✓Male
    Age 100%Est. 25–40 vs 21 when missing
    Race 100%Hispanic
    Location 100%7 mi away, same county
    TimingFound 6 years after last seen
    Height 100%5'5"–5'7" vs 5'5"–5'6"
    80%Moderate
    John Doe — Jamul, California - unidentified case UP90948
    John Doe — Jamul, California
    UP90948 • Found Sep 14, 2020
    View case
    Sex ✓Male
    Age 88%Est. 17–20 vs 21 when missing
    Race 100%Hispanic
    Location 99%13 mi away, same county
    TimingFound 2 years after last seen
    Height 100%5'4"–5'7" vs 5'5"–5'6"
    78%Possible
    John Doe — Dulzura, California - unidentified case UP96389
    John Doe — Dulzura, California
    UP96389 • Found Sep 5, 2022
    View case
    Sex ✓Male
    Age 100%Est. 25–35 vs 21 when missing
    Race 100%Hispanic
    Location 98%18 mi away, same county
    TimingFound 4 years after last seen
    Height 68%5'9" vs 5'5"–5'6"
    Weight 52%122 lb vs 180–190 lb
    77%Possible
    John Doe — San Bernardino, California - unidentified case UP159177
    John Doe — San Bernardino, California
    UP159177 • Found Mar 30, 2026
    View case
    Sex ✓Male
    Age 100%Est. 25–35 vs 21 when missing
    Race 100%Hispanic
    Location 74%105 mi away, same state
    TimingFound 8 years after last seen
    Height 100%5'6" vs 5'5"–5'6"
    Weight 100%183 lb vs 180–190 lb
    Hair 60%Black vs Brown
    77%Possible
    John Doe — Riverside, California
    UP160854 • Found May 27, 2025
    View case
    Sex ✓Male
    Age 100%Est. 28–42 vs 21 when missing
    Race 100%Hispanic
    Location 78%88 mi away, same state
    TimingFound 7 years after last seen
    Height 100%5'6" vs 5'5"–5'6"
    Weight 71%135 lb vs 180–190 lb
    Hair 60%Black vs Brown
    76%Possible
    John Doe — Marina del Rey, California
    UP163485 • Found Sep 7, 2026
    View case
    Sex ✓Male
    Age 100%Est. 20–35 vs 21 when missing
    Race 100%Hispanic
    Location 71%122 mi away, same state
    TimingFound 8 years after last seen
    Height 100%5'7"–5'9" vs 5'5"–5'6"
    Weight 100%170–180 lb vs 180–190 lb
    Hair 60%Black vs Brown
    75%Possible
    John Doe — San Ysidro, California
    UP80880 • Found Dec 21, 2019
    View case
    Sex ✓Male
    Age 85%Est. 20–40 vs 21 when missing
    Race 60%White
    Location 100%7 mi away, same county
    TimingFound 20 months after last seen
    Height 100%5'5"–5'8" vs 5'5"–5'6"

    These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.

    Unidentified photos are blurred because many are post-mortem. Tap a photo to reveal it.

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    Forum Posts (1)

    I was reading up on Alejandro Diaz's case again and something that sticks out to me is his truck. A... ...Read More
    07/10/2023

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