Crime Solvers Central
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 (MP81827) and 5 other sources
Adam Nieto, a 31-year-old man from Richmond, Texas, went missing on May 20, 2021. At the time of his disappearance, he was last seen wearing jeans, a navy blue t-shirt, and a red windbreaker. Standing at 5'9" and weighing around 160 pounds, Adam also has distinguishing tattoos, including a scorpion on his right forearm and a skull on his upper arm. The circumstances surrounding his disappearance remain unclear, and law enforcement agencies, alongside search organizations like Texas EquuSearch, have been actively involved in efforts to locate him.

Authorities have conducted searches, including along the Brazos River, but no significant leads have emerged. Adam's family and local authorities continue to urge anyone with information to come forward in hopes of resolving his case. Despite the time that has passed, efforts to find him remain ongoing.

Last Seen: May 20, 2021

Possible Unidentified Matches (6)

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 — Houston, Texas - unidentified case UP102436
John Doe — Houston, Texas
UP102436 • Found Apr 6, 2023
View case
Sex ✓Male
Age 50%Est. 40–60 vs 31 when missing
Race 100%White
Location 95%28 mi away, same state
TimingFound 23 months after last seen
Height 100%5'8" vs 5'9"
Hair 100%Brown vs Brown
Physical features: Tattoo: skull, arm
79%Possible
John Doe — Houston, Texas - unidentified case UP162311
John Doe — Houston, Texas
UP162311 • Found Aug 26, 2026
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Sex ✓Male
Age 87%Est. 38–52 vs 31 when missing
Race 100%White
Location 94%34 mi away, same state
TimingFound 5 years after last seen
Height 68%5'6" vs 5'9"
Weight 76%125 lb vs 160 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
77%Possible
John Doe — Rosenberg, Texas
UP139972 • Found Jun 17, 2024
View case
Sex ✓Male
Age 100%Est. 28–42 vs 31 when missing
Race 60%Hispanic
Location 100%8 mi away, same county
TimingFound 3 years after last seen
Height 100%5'4"–5'8" vs 5'9"
76%Possible
John Doe — Houston, Texas
UP91253 • Found Dec 8, 2021
View case
Sex ✓Male
Age 100%Est. 18–32 vs 31
Location 93%36 mi away, same state
TimingFound 7 months after last seen
Height 100%5'5"–5'11" vs 5'9"
75%Possible
John Doe — Humble, Texas
UP116351 • Found Dec 18, 2023
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Sex ✓Male
Age 85%Est. 30–50 vs 31 when missing
Race 100%White
Location 92%42 mi away, same state
TimingFound 3 years after last seen
Height 75%5'1"–5'8" vs 5'9"
75%Possible
John Doe — Houston, Texas - unidentified case UP136464
John Doe — Houston, Texas
UP136464 • Found Jan 6, 2025
View case
Sex ✓Male
Age 74%Est. 38–52 vs 31 when missing
Race 100%White
Location 97%21 mi away, same state
TimingFound 4 years after last seen
Height 100%5'10" vs 5'9"
Weight 0%249 lb vs 160 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.