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 (MP20097) and 3 other sources
David Sanchez Segura, a 43-year-old man from Houston, Texas, was last seen on November 20, 2007. He was driving a blue Chevy Cavalier sedan when he disappeared. Since that day, there has been no contact from him, and his whereabouts remain unknown. Authorities have shared limited details about the circumstances surrounding his disappearance, and despite ongoing efforts, no significant developments have been made public.

David Sanchez is described as a Hispanic male with brown hair and brown eyes, standing 5'9" and weighing approximately 165 pounds. He primarily spoke Spanish. The Harris County Sheriff's Office continues to investigate his case, urging anyone with information to come forward in hopes of solving this long-standing mystery.

If you have any information about his case, you are encouraged to contact local authorities to assist with the investigation.

Last Seen: Nov 20, 2007

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 — Houston, Texas - unidentified case UP7699
John Doe — Houston, Texas
UP7699 • Found Jul 17, 2010
View case
Sex ✓Male
Age 100%Est. 30–45 vs 43 when missing
Race 100%White
Location 99%15 mi away, same county
TimingFound 3 years after last seen
Height 100%5'8" vs 5'9"–5'10"
Weight 49%230 lb vs 165–175 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
79%Possible
John Doe — Houston, Texas - unidentified case UP91236
John Doe — Houston, Texas
UP91236 • Found May 8, 2022
View case
Sex ✓Male
Age 97%Est. 58–72 vs 43 when missing
Race 100%White
Location 100%7 mi away, same county
TimingFound 14 years after last seen
Height 68%5'6" vs 5'9"–5'10"
Weight 100%158 lb vs 165–175 lb
Hair 70%Gray vs Brown
Eyes 100%Brown vs Brown
79%Possible
John Doe — Baytown, Texas
UP16122 • Found Oct 16, 2016
View case
Sex ✓Male
Age 100%Est. 50–65 vs 43 when missing
Race 100%White
Location 96%23 mi away, same county
TimingFound 9 years after last seen
Height 100%5'11" vs 5'9"–5'10"
79%Possible
John Doe — Houston, Texas - unidentified case UP162311
John Doe — Houston, Texas
UP162311 • Found Aug 26, 2026
View case
Sex ✓Male
Age 100%Est. 38–52 vs 43 when missing
Race 100%White
Location 100%4 mi away, same county
TimingFound 19 years after last seen
Height 68%5'6" vs 5'9"–5'10"
Weight 73%125 lb vs 165–175 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
78%Possible
John Doe — Houston, Texas - unidentified case UP102436
John Doe — Houston, Texas
UP102436 • Found Apr 6, 2023
View case
Sex ✓Male
Age 85%Est. 40–60 vs 43 when missing
Race 100%White
Location 100%10 mi away, same county
TimingFound 15 years after last seen
Height 100%5'8" vs 5'9"–5'10"
Hair 100%Brown vs Brown
78%Possible
John Doe — Houston, Texas
UP86759 • Found Sep 8, 2021
View case
Sex ✓Male
Age 94%Est. 58–72 vs 43 when missing
Race 100%White
Location 100%7 mi away, same county
TimingFound 14 years after last seen
Height 100%5'8" vs 5'9"–5'10"
78%Possible
John Doe — Houston, Texas - unidentified case UP15518
John Doe — Houston, Texas
UP15518 • Found May 12, 2016
View case
Sex ✓Male
Age 85%Est. 50–70 vs 43 when missing
Race 100%White
Location 100%7 mi away, same county
TimingFound 8 years after last seen
Height 100%5'11" vs 5'9"–5'10"
78%Possible
John Doe — Surfside Beach, Texas
UP52406 • Found Jan 9, 2011
View case
Sex ✓Male
Age 100%Est. 35–45 vs 43 when missing
Race 100%White
Location 85%63 mi away, same state
TimingFound 3 years after last seen
Height 75%5'0"–5'7" vs 5'9"–5'10"
Weight 100%130–200 lb vs 165–175 lb
Hair 60%Black vs Brown
77%Possible
John Doe — Houston, Texas - unidentified case UP17835
John Doe — Houston, Texas
UP17835 • Found Aug 22, 2017
View case
Sex ✓Male
Age 85%Est. 40–60 vs 43 when missing
Race 100%White
Location 99%13 mi away, same county
TimingFound 10 years after last seen
Height 84%5'7" vs 5'9"–5'10"
Weight 66%220 lb vs 165–175 lb
Hair 40%Gray vs Brown
Eyes 100%Brown vs Brown
77%Possible
John Doe — Houston, Texas
UP16129 • Found Nov 4, 2016
View case
Sex ✓Male
Age 85%Est. 45–65 vs 43 when missing
Race 100%White
Location 100%5 mi away, same county
TimingFound 9 years after last seen
Height 100%5'8" vs 5'9"–5'10"

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.