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Crime Solvers Central
302 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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Summary based on the NamUs case record (MP19981) and 8 other sources
Michael William Negrete, born March 25, 1981, was an 18‑year‑old freshman at UCLA when he disappeared from his dormitory in Los Angeles on December 10, 1999. A talented music student and trumpet and steel‑drum performer with the band Island Fever, he was living on the sixth floor of Dykstra Hall on campus, situated at Gayley Avenue and Strathmore Drive.

On the night of his disappearance, Michael had attended a party with fellow students before returning to his room around midnight to play an online intranet video game with a friend in another room. The game ended around 4:00 a.m., at which point he logged off and went to congratulate his friend. The friend saw him heading back toward his own room, which is the last confirmed sighting of him.

Michael’s roommate awoke at approximately 9:00 a.m. to find him gone. Inside the room were his wallet, keys, shoes, clothing, musical instruments, and all personal belongings—suggesting he left without planning to do so or with no intention of going far. Bloodhounds were deployed and tracked his scent to a bus stop at the intersection of Sunset Boulevard and Bellagio Street, roughly a mile from campus, but the trail abruptly ended there with no further leads found.

Investigators could identify no obvious motives or personal conflicts. Michael reportedly did not suffer from substance abuse, depression, or conflict, and authorities found no signs he intended to disappear voluntarily. After exhaustive interviews with dorm residents—including sending questionnaires to around 900 students—and searches of garbage chutes, construction sites, and the dorm itself, no trace of him was discovered. At least 500 tips have come in over the years, all unproductive.

In early 2000, law enforcement released a sketch of an unidentified Caucasian male seen inside the dorm at about 4:35 a.m. on the night in question. He was described as approximately 35 years old, stocky, about 5'7″–5'8″ tall, wearing a shiny gray jacket with a turquoise design. Investigators clarified he was neither labeled a suspect nor a definitive witness—his identity remains unknown.

Michael’s family pursued private investigations and offered a $100,000 reward for credible information, but no leads were ever claimed. In 2013, his brother Steve revealed that Michael had been attending raves and experimenting with ecstasy, suggesting drug use might have played a role in his disappearance; however, this remains speculative and unconfirmed.

Though originally classified as a missing person, the case was eventually treated as a potential homicide. His bank, credit card, and club‑card accounts showed no activity post‑disappearance, and no credible sightings or contact have occurred in the more than two decades since. Periodic reviews of the investigative files by UCLA Police and the Los Angeles County Sheriff’s Department have concluded that no new actionable leads have come to light despite modern forensic advancements, leaving the case cold but still open.

Today, Michael William Negrete is still missing. The circumstances of his disappearance—leaving behind all personal effects, breaking off a game, his last confirmed movement captured on campus—remain deeply puzzling. The case continues to draw attention from true‑crime researchers, campus security analysts, and the family seeking closure.

Last Seen: Dec 10, 1999

Possible Unidentified Matches (10)

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 — La Habra, California - unidentified case UP16279
John Doe — La Habra, California
UP16279 • Found Oct 18, 2015
View case
Sex ✓Male
Age 100%Est. 27–28 vs 18 when missing
Race 100%White
Location 95%30 mi away, same state
TimingFound 16 years after last seen
Height 100%5'8" vs 5'8"
Weight 100%141 lb vs 130 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
80%Moderate
John Doe — North Hollywood, California
UP122468 • Found May 18, 2024
View case
Sex ✓Male
Age 85%Est. 18–36 vs 18 when missing
Race 100%White
Location 100%9 mi away, same county
TimingFound 24 years after last seen
Height 100%5'4"–5'10" vs 5'8"
Weight 89%90–110 lb vs 130 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
80%Moderate
John Doe — Hawthorne, California - unidentified case UP88645
John Doe — Hawthorne, California
UP88645 • Found Jan 11, 2022
View case
Sex ✓Male
Age 85%Est. 30–50 vs 18 when missing
Race 100%White
Location 99%12 mi away, same county
TimingFound 22 years after last seen
Height 100%5'5"–5'11" vs 5'8"
Weight 100%140 lb vs 130 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
80%Moderate
John Doe — South Gate, California
UP10986 • Found Oct 2, 2012
View case
Sex ✓Male
Age 100%Est. 28–38 vs 18 when missing
Race 100%White
Location 99%16 mi away, same county
TimingFound 13 years after last seen
Height 100%5'7"–6'1" vs 5'8"
Weight 78%157 lb vs 130 lb
Hair 60%Black vs Brown
79%Possible
John Doe — Los Angeles, California - unidentified case UP79003
John Doe — Los Angeles, California
UP79003 • Found Mar 8, 2021
View case
Sex ✓Male
Age 100%Est. 30–40 vs 18 when missing
Race 100%White
Location 100%9 mi away, same county
TimingFound 21 years after last seen
Height 84%5'3"–5'6" vs 5'8"
Weight 74%160–180 lb vs 130 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
79%Possible
John Doe — Studio City, California
UP16201 • Found Dec 7, 2015
View case
Sex ✓Male
Age 100%Est. 30–36 vs 18 when missing
Race 100%White
Location 100%6 mi away, same county
TimingFound 16 years after last seen
Height 100%5'2"–5'8" vs 5'8"
Hair 70%Gray vs Brown
79%Possible
John Doe — Pasadena, California
UP12874 • Found May 22, 2014
View case
Sex ✓Male
Age 100%Est. 18–25 vs 18 when missing
Race 100%White
Location 98%18 mi away, same county
TimingFound 14 years after last seen
Height 100%5'6"–6'0" vs 5'8"
79%Possible
John Doe — Los Angeles, California - unidentified case UP12864
John Doe — Los Angeles, California
UP12864 • Found Feb 13, 2014
View case
Sex ✓Male
Age 85%Est. 28–50 vs 18 when missing
Race 100%White
Location 100%12 mi away, same county
TimingFound 14 years after last seen
Height 100%5'7"–6'0" vs 5'8"
Weight 43%175–190 lb vs 130 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
79%Possible
John Doe — Castaic, California - unidentified case UP7578
John Doe — Castaic, California
UP7578 • Found Mar 8, 2010
View case
Sex ✓Male
Age 100%Est. 22–35 vs 18 when missing
Race 100%White
Location 94%31 mi away, same county
TimingFound 10 years after last seen
Height 84%5'10" vs 5'8"
Weight 94%113 lb vs 130 lb
Hair 60%Black vs Brown
79%Possible
John Doe — Los Angeles, California - unidentified case UP137125
John Doe — Los Angeles, California
UP137125 • Found Nov 16, 2024
View case
Sex ✓Male
Age 100%Est. 35–45 vs 18 when missing
Race 100%White
Location 100%11 mi away, same county
TimingFound 25 years after last seen
Height 100%5'8" vs 5'8"
Weight 82%155 lb vs 130 lb
Hair 100%Brown vs Brown
Eyes 0%Blue vs Brown

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.