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 (MP106508) and 1 other source
Robert Cardoza, a 50-year-old man from Riverside, California, went missing on April 15, 2023. Unfortunately, there is very little information publicly available about the circumstances surrounding his disappearance. As of now, his case remains unsolved, and law enforcement agencies, including the Riverside County Sheriff’s Department, continue to investigate. Like many missing persons cases, it is crucial for anyone with information to contact the authorities to help provide leads.

Despite the ongoing investigation, no significant developments have been reported to date. Missing persons cases like this often depend on community awareness and tips to move forward.

Last Seen: Apr 15, 2023

Links to Additional Sources (1)

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Possible Unidentified Matches (9)

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.

79%Possible
John Doe — San Diego, California
UP110722 • Found Aug 19, 2023
View case
Sex ✓Male
Age 100%Est. 40–50 vs 50
Race 100%White
Location 80%82 mi away, same state
TimingFound 4 months after last seen
Height 100%5'8"–5'9" vs 5'9"–6'0"
79%Possible
John Doe — San Diego, California - unidentified case UP133256
John Doe — San Diego, California
UP133256 • Found Nov 3, 2024
View case
Sex ✓Male
Age 100%Est. 50–60 vs 50 when missing
Race 100%White
Location 78%88 mi away, same state
TimingFound 19 months after last seen
Height 100%5'9" vs 5'9"–6'0"
Weight 100%129 lb vs 140–160 lb
Hair 40%Brown vs Gray
Eyes 30%Blue vs Hazel
78%Possible
John Doe — Santa Monica, California
UP104485 • Found Mar 27, 2023
View case
Sex ✓Male
Age 100%Est. 40–55 vs 50
Race 100%White
Location 86%61 mi away, same state
TimingFound same day as last seen
Height 100%5'10"–6'0" vs 5'9"–6'0"
Weight 0%255–275 lb vs 140–160 lb
Hair 40%Black vs Gray
Eyes 60%Brown vs Hazel
77%Possible
John Doe — South El Monte, California
UP122853 • Found Apr 30, 2024
View case
Sex ✓Male
Age 60%Est. 40–70 vs 50 when missing
Race 100%White
Location 93%35 mi away, same state
TimingFound 13 months after last seen
Height 100%5'9"–5'11" vs 5'9"–6'0"
Weight 100%125–140 lb vs 140–160 lb
77%Possible
John Doe — Fresno, California - unidentified case UP128534
John Doe — Fresno, California
UP128534 • Found Jan 4, 2024
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Sex ✓Male
Age 100%Est. 48–62 vs 50
Race 100%White
Location 52%231 mi away, same state
TimingFound 9 months after last seen
Height 100%5'6"–5'8" vs 5'9"–6'0"
Weight 100%115–125 lb vs 140–160 lb
Hair 100%Gray vs Gray
77%Possible
John Doe — San Bernardino, California - unidentified case UP109440
John Doe — San Bernardino, California
UP109440 • Found Aug 8, 2023
View case
Sex ✓Male
Age 60%Est. 19–59 vs 50
Race 100%White
Location 99%15 mi away, same state
TimingFound 4 months after last seen
Height 100%5'8" vs 5'9"–6'0"
Weight 63%201 lb vs 140–160 lb
Hair 40%Brown vs Gray
Eyes 60%Brown vs Hazel
77%Possible
John Doe — Los Angeles, California
UP104480 • Found Mar 22, 2023
View case
Sex ✓Male
Age 72%Est. 55–70 vs 50
Race 100%White
Location 90%48 mi away, same state
TimingFound same day as last seen
Height 100%5'6"–5'9" vs 5'9"–6'0"
Weight 93%180–190 lb vs 140–160 lb
Hair 40%Brown vs Gray
Eyes 30%Blue vs Hazel
77%Possible
John Doe — Los Angeles, California - unidentified case UP154628
John Doe — Los Angeles, California
UP154628 • Found Dec 8, 2025
View case
Sex ✓Male
Age 100%Est. 40–50 vs 50 when missing
Race 60%Hispanic
Location 90%47 mi away, same state
TimingFound 3 years after last seen
Height 100%5'7"–5'9" vs 5'9"–6'0"
Weight 100%150–160 lb vs 140–160 lb
Hair 40%Black vs Gray
Eyes 60%Brown vs Hazel
77%Possible
John Doe — Los Angeles, California
UP163053 • Found Jun 30, 2026
View case
Sex ✓Male
Age 85%Est. 40–60 vs 50 when missing
Race 100%White
Location 89%51 mi away, same state
TimingFound 3 years after last seen
Height 100%5'2"–5'8" vs 5'9"–6'0"
Hair 40%Brown vs Gray

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.