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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 (MP12213) and 2 other sources
In the autumn of 1995, a sense of unease settled over an adult home in Poughkeepsie, New York, as a 54-year-old resident, William Neilson, vanished without a trace. On November 13th, the day he was last seen, there was little to suggest that this would be the last time anyone would see him. He was a man of slight build, standing at 5 feet 6 inches and weighing around 120 pounds. He had brown hair and gray eyes, with one distinguishing feature: he was blind in his left eye. When he disappeared, he was reportedly wearing black pants and a gray denim jacket. The circumstances surrounding his departure from the adult home remain shrouded in mystery.

The days turned into weeks, and then years, with no sign of William. The initial investigation into his disappearance yielded few clues, and the trail quickly grew cold. He was officially reported missing from the adult care facility where he resided, but the specific details of his last known movements are not publicly available. The lack of information has made the search for answers incredibly challenging for both law enforcement and anyone concerned about his welfare. The City of Poughkeepsie Police Department has been the primary agency investigating his case, but despite their efforts, no significant leads have emerged over the decades.

William Neilson's case is a quiet one, lacking the media attention that often surrounds missing person cases. Information is scarce, and the narrative of his disappearance is pieced together from the few official details that have been released. Over the years, his physical description has been circulated, a digital footprint in a world that has changed immensely since he was last seen. The case remains a poignant reminder of the silent struggles and unanswered questions that can linger for decades, leaving a void in the lives of those who may have known him. The investigation into what happened to William Neilson continues, a long-standing and unresolved chapter in the city of Poughkeepsie.

Last Seen: Nov 13, 1995

Links to Additional Sources (2)

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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 — Brooklyn, New York - unidentified case UP6167
John Doe — Brooklyn, New York
UP6167 • Found Apr 26, 1998
View case
Sex ✓Male
Age 100%Est. 45–55 vs 54 when missing
Race 100%White
Location 83%72 mi away, same state
TimingFound 2 years after last seen
Height 100%5'7" vs 5'6"
Weight 83%142 lb vs 120 lb
Hair 100%Brown vs Brown
Eyes 70%Blue vs Gray
82%Moderate
John Doe — Brooklyn, New York - unidentified case UP6800
John Doe — Brooklyn, New York
UP6800 • Found Feb 18, 1997
View case
Sex ✓Male
Age 100%Est. 50–60 vs 54 when missing
Race 100%White
Location 83%72 mi away, same state
TimingFound 15 months after last seen
Height 100%5'6" vs 5'6"
Weight 87%140 lb vs 120 lb
Hair 100%Brown vs Brown
79%Possible
John Doe — Brooklyn, New York - unidentified case UP5700
John Doe — Brooklyn, New York
UP5700 • Found Jan 13, 2003
View case
Sex ✓Male
Age 100%Est. 55–65 vs 54 when missing
Race 100%White
Location 83%71 mi away, same state
TimingFound 7 years after last seen
Height 100%5'6" vs 5'6"
Weight 100%131 lb vs 120 lb
Hair 40%Gray vs Brown
Eyes 70%Blue vs Gray
78%Possible
John Doe — New york, New York - unidentified case UP5806
John Doe — New york, New York
UP5806 • Found Feb 28, 2001
View case
Sex ✓Male
Age 100%Est. 50–65 vs 54 when missing
Race 100%White
Location 84%68 mi away, same state
TimingFound 5 years after last seen
Height 100%5'7" vs 5'6"
78%Possible
John Doe — New York, New York - unidentified case UP6159
John Doe — New York, New York
UP6159 • Found Feb 2, 1998
View case
Sex ✓Male
Age 85%Est. 30–55 vs 54 when missing
Race 100%White
Location 85%64 mi away, same state
TimingFound 2 years after last seen
Height 100%5'6" vs 5'6"
Weight 47%160 lb vs 120 lb
Hair 60%Black vs Brown
Eyes 100%Gray vs Gray
78%Possible
John Doe — Brooklyn, New York - unidentified case UP6839
John Doe — Brooklyn, New York
UP6839 • Found Dec 8, 1997
View case
Sex ✓Male
Age 85%Est. 35–55 vs 54 when missing
Race 100%White
Location 83%71 mi away, same state
TimingFound 2 years after last seen
Height 100%5'7" vs 5'6"
Weight 87%140 lb vs 120 lb
78%Possible
John Doe — Brooklyn, New York - unidentified case UP7060
John Doe — Brooklyn, New York
UP7060 • Found Dec 9, 1995
View case
Sex ✓Male
Age 100%Est. 50–65 vs 54
Race 100%White
Location 83%72 mi away, same state
TimingFound 4 weeks after last seen
Height 52%5'10" vs 5'6"
Weight 87%140 lb vs 120 lb
Hair 60%Black vs Brown
Eyes 100%Gray vs Gray
77%Possible
John Doe — Waterbury, Connecticut
UP94477 • Found Aug 13, 2022
View case
Sex ✓Male
Age 100%Est. 48–62 vs 54 when missing
Race 100%White
Location 90%46 mi away
TimingFound 27 years after last seen
Height 100%5'7"–6'1" vs 5'6"
Hair 100%Brown vs Brown
77%Possible
John Doe — Leominster, Massachusetts - unidentified case UP15945
John Doe — Leominster, Massachusetts
UP15945 • Found May 15, 2006
View case
Sex ✓Male
Age 100%Est. 63 vs 54 when missing
Race 100%White
Location 70%125 mi away
TimingFound 11 years after last seen
Height 100%5'5" vs 5'6"
Weight 93%136 lb vs 120 lb
Hair 100%Brown vs Brown
Eyes 70%Blue vs Gray
77%Possible
John Doe — Queens, New York - unidentified case UP5613
John Doe — Queens, New York
UP5613 • Found Jan 18, 2005
View case
Sex ✓Male
Age 85%Est. 45–65 vs 54 when missing
Race 100%White
Location 84%67 mi away, same state
TimingFound 9 years after last seen
Height 84%5'4" vs 5'6"
Weight 100%123 lb vs 120 lb
Hair 100%Brown vs Brown
Eyes 70%Blue 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.