Crime Solvers Central
Crime Solvers Central
298 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 (MP112883) and 2 other sources
Rosendo Lopez Delrio, a 32-year-old Hispanic man, was last seen in Redwood City, California, around March 1, 1994. Delrio, who led a transient lifestyle, was reported missing after his last known contact with family members. In April 1994, he called a relative, stating he was near the Arizona border. This was the last time anyone heard from him, and no further communication has occurred since then.

At the time of his disappearance, Delrio was described as 5'8" tall, weighing approximately 195 pounds, with brown hair and brown eyes. He had a distinct dark birthmark near his mouth and a 4-inch scar on the right side of his torso. Despite being listed as an endangered missing person, very little evidence has surfaced about his whereabouts. His case remains unsolved, and he is still listed as missing by the California Department of Justice and the Redwood City Police Department, which continues to seek information from the public.

Efforts to locate Delrio have not yielded substantial leads, but his case remains open, and authorities encourage anyone with information to come forward.

Last Seen: Mar 1, 1994

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.

83%Moderate
John Doe — Stockton, California
UP68547 • Found Oct 24, 1995
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Sex ✓Male
Age 100%Est. 18–32 vs 32 when missing
Race 100%Hispanic
Location 86%61 mi away, same state
TimingFound 20 months after last seen
Height 100%5'9" vs 5'8"
Weight 95%171 lb vs 195 lb
Hair 100%Brown vs Brown
81%Moderate
John Doe — Burlingame, California
UP9898 • Found Oct 5, 1995
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Sex ✓Male
Age 100%Est. 33–46 vs 32 when missing
Race 60%White
Location 100%10 mi away, same county
TimingFound 19 months after last seen
Height 100%5'7" vs 5'8"
Weight 64%142 lb vs 195 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
80%Moderate
John Doe — Newman, California - unidentified case UP13001
John Doe — Newman, California
UP13001 • Found Feb 1, 1995
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Sex ✓Male
Age 100%Est. 25–35 vs 32
Race 100%Hispanic
Location 84%67 mi away, same state
TimingFound 11 months after last seen
Height 52%6'0" vs 5'8"
Weight 100%180 lb vs 195 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
79%Possible
John Doe — Stockton, California
UP87371 • Found Sep 7, 2021
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Sex ✓Male
Age 100%Est. 50–60 vs 32 when missing
Race 100%Hispanic
Location 86%61 mi away, same state
TimingFound 28 years after last seen
Height 100%5'9"–6'0" vs 5'8"
Weight 94%161–170 lb vs 195 lb
Hair 70%Gray vs Brown
Eyes 100%Brown vs Brown
79%Possible
John Doe — Alameda, California - unidentified case UP17616
John Doe — Alameda, California
UP17616 • Found Jun 9, 1994
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Sex ✓Male
Age 100%Est. 28–42 vs 32
Location 97%21 mi away, same state
TimingFound 3 months after last seen
Height 100%5'8" vs 5'8"
Weight 64%142 lb vs 195 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
79%Possible
John Doe — Palo Alto, California - unidentified case UP127061
John Doe — Palo Alto, California
UP127061 • Found May 23, 1994
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Sex ✓Male
Age 85%Est. 30–50 vs 32
Race 60%White
Location 100%8 mi away, same state
TimingFound 3 months after last seen
Height 100%5'7"–5'9" vs 5'8"
Weight 96%157–172 lb vs 195 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
77%Possible
John Doe — California - unidentified case UP3068
John Doe — California
UP3068 • Found May 3, 1999
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Sex ✓Male
Age 100%Est. 22–35 vs 32 when missing
Race 100%Hispanic
Location 94%34 mi away, same state
TimingFound 5 years after last seen
Height 68%5'5" vs 5'8"
Weight 74%150 lb vs 195 lb
76%Possible
John Doe — San Francisco, California
UP91361 • Found Feb 5, 2022
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Sex ✓Male
Age 100%Est. 60–70 vs 32 when missing
Race 60%White
Location 96%25 mi away, same state
TimingFound 28 years after last seen
Height 100%5'9" vs 5'8"
Weight 100%191 lb vs 195 lb
Hair 70%Gray vs Brown
Eyes 100%Brown vs Brown
75%Possible
John Doe — Santa Clara, California - unidentified case UP129752
John Doe — Santa Clara, California
UP129752 • Found Jun 29, 2021
View case
Sex ✓Male
Age 100%Est. 28–42 vs 32 when missing
Location 96%26 mi away, same state
TimingFound 27 years after last seen
Height 100%5'9" vs 5'8"
Weight 100%188 lb vs 195 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
75%Possible
John Doe — Turlock, California
UP50957 • Found Jul 11, 2001
View case
Sex ✓Male
Age 100%Est. 30–45 vs 32 when missing
Race 60%White
Location 82%76 mi away, same state
TimingFound 7 years after last seen
Height 100%5'7" vs 5'8"
Weight 100%130–180 lb vs 195 lb
Hair 100%Brown 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.