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 (MP16771) and 3 other sources
In the vast and often perilous expanse of the Arizona desert, the story of a young man's disappearance has become one of the many lingering mysteries of the borderlands. Sergio Armando Lopez Rosales was eighteen years old when he was last seen on June 6, 2011. He was in the area of Lukeville, Arizona, a small community that serves as a port of entry to and from Mexico. On that day, Sergio was reportedly in the process of crossing the U.S.-Mexico border through the desert, a journey undertaken by many, fraught with both hope and immense danger. He was a young man at the threshold of his life, and his sudden disappearance left a void of information and a family waiting for answers.

Details surrounding Sergio's case are sparse, painting a fragmented picture of his last known moments. He is described as a Hispanic male with black hair and black eyes, standing between 5'6' and 5'7' and weighing approximately 150 to 160 pounds. He had several distinguishing physical features, including a scar on his left arm, a mole on his throat, and another on his left hand. Both of his ears were pierced. He was also known to have a previous fracture to his right ankle. Among the few personal items he was known to be carrying was a poignant memento of his life and connections: a photograph of himself with his girlfriend. Since that day in the Sonoran Desert, he has not been seen or heard from again.

The investigation into Sergio's disappearance is being handled by the Pima County Office of the Medical Examiner. The circumstances of his vanishing are classified as a 'migrant' case, a category that highlights the specific vulnerabilities faced by individuals crossing the border. The lack of available information since his last sighting has left his case unresolved, one of many that underscore the silent tragedies that can occur in the remote and unforgiving desert landscape. The narrative of Sergio Lopez Rosales is one of an abrupt and unanswered departure, a story that remains suspended in time, leaving only the hope that one day, more details will emerge to bring clarity to his fate.

Last Seen: Jun 6, 2011

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.

82%Moderate
John Doe — Near Kupk Village, Arizona - unidentified case UP16418
John Doe — Near Kupk Village, Arizona
UP16418 • Found May 15, 2016
View case
Sex ✓Male
Age 100%Est. 16–21 vs 18 when missing
Race 100%Hispanic
Location 93%35 mi away, same county
TimingFound 5 years after last seen
Height 100%5'6" vs 5'6"–5'7"
Hair 100%Black vs Black
Eyes 90%Brown vs Black
82%Moderate
John Doe — Near Ajo, Arizona - unidentified case UP14501
John Doe — Near Ajo, Arizona
UP14501 • Found Jul 4, 2015
View case
Sex ✓Male
Age 100%Est. 16–21 vs 18 when missing
Race 100%Hispanic
Location 94%34 mi away, same county
TimingFound 4 years after last seen
Height 100%5'5" vs 5'6"–5'7"
Hair 100%Black vs Black
82%Moderate
John Doe — Queenswell, Arizona - unidentified case UP10653
John Doe — Queenswell, Arizona
UP10653 • Found Jun 23, 2012
View case
Sex ✓Male
Age 100%Est. 15–19 vs 18 when missing
Race 100%Hispanic
Location 82%74 mi away, same county
TimingFound 13 months after last seen
Height 100%5'6" vs 5'6"–5'7"
Weight 50%100 lb vs 150–160 lb
Hair 100%Black vs Black
Eyes 90%Brown vs Black
81%Moderate
John Doe — northwest of Lukeville, Arizona - unidentified case UP56491
John Doe — northwest of Lukeville, Arizona
UP56491 • Found Dec 1, 2018
View case
Sex ✓Male
Age 85%Est. 25–50 vs 18 when missing
Race 100%Hispanic
Location 100%Same area, same county
TimingFound 7 years after last seen
Height 100%5'7"–5'11" vs 5'6"–5'7"
Name: same last name as tentative name (Alejandro Lopez Espinoza)
81%Moderate
John Doe — Arizona - unidentified case UP14730
John Doe — Arizona
UP14730 • Found Sep 7, 2015
View case
Sex ✓Male
Age 100%Est. 18–30 vs 18 when missing
Race 100%Hispanic
Location 96%27 mi away, same county
TimingFound 4 years after last seen
Height 100%5'5" vs 5'6"–5'7"
81%Moderate
John Doe — Near Papago Farms, Arizona - unidentified case UP12294
John Doe — Near Papago Farms, Arizona
UP12294 • Found Oct 26, 2013
View case
Sex ✓Male
Age 100%Est. 19–27 vs 18 when missing
Race 100%Hispanic
Location 95%30 mi away, same county
TimingFound 2 years after last seen
Height 100%5'5" vs 5'6"–5'7"
80%Moderate
John Doe — Ajo, Arizona - unidentified case UP13867
John Doe — Ajo, Arizona
UP13867 • Found Dec 13, 2014
View case
Sex ✓Male
Age 100%Est. 17–25 vs 18 when missing
Race 100%Hispanic
Location 94%34 mi away, same county
TimingFound 4 years after last seen
Height 100%5'6"–5'9" vs 5'6"–5'7"
80%Moderate
John Doe — Sells, Arizona
UP11385 • Found May 28, 2013
View case
Sex ✓Male
Age 100%Est. 16–20 vs 18 when missing
Race 100%Hispanic
Location 88%55 mi away, same county
TimingFound 24 months after last seen
Height 100%5'6" vs 5'6"–5'7"
80%Moderate
John Doe — Papago, Arizona - unidentified case UP9196
John Doe — Papago, Arizona
UP9196 • Found Jul 23, 2011
View case
Sex ✓Male
Age 78%Est. 20–35 vs 18
Race 100%Hispanic
Location 88%55 mi away, same state
TimingFound 7 weeks after last seen
Height 100%5'5" vs 5'6"–5'7"
Hair 100%Black vs Black
Eyes 90%Brown vs Black
79%Possible
John Doe — Sells, Arizona - unidentified case UP92525
John Doe — Sells, Arizona
UP92525 • Found May 31, 2022
View case
Sex ✓Male
Age 100%Est. 25–40 vs 18 when missing
Race 100%Hispanic
Location 88%55 mi away, same county
TimingFound 11 years after last seen
Height 100%5'1"–5'5" vs 5'6"–5'7"
Hair 100%Black vs Black

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.