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 (MP23570) and 7 other sources
In the early summer of 1972, a young man named Warren Joseph Niederfringer vanished, leaving behind a mystery that has endured for decades. On June 1st of that year, 23-year-old Warren was last seen in Newington, Connecticut. He was reportedly at the beginning of a journey, with potential destinations being as far apart as Boston, Massachusetts, or North Carolina. At the time of his disappearance, he was driving a distinctive vehicle: a yellow 1960s model Dodge walk-in van that had previously been owned by the Connecticut Light and Power Company. After that day, Warren was never seen or heard from again, and the van he was driving also disappeared without a trace.

Warren was a white male with brown hair and blue eyes, standing at 5'9' to 5'10' and weighing between 140 and 150 pounds. It is noted that he had a mustache at the time he went missing. The circumstances surrounding his disappearance are unsettlingly vague, with very few details available to the public or to the authorities investigating his case. The great distance between his two potential destinations has made the search even more challenging for those seeking answers. The lack of communication from him was immediate and absolute, leaving his family and friends in a state of perpetual uncertainty.

The case of Warren Niederfringer is a somber reminder of the painful ambiguity that surrounds many missing person investigations. With the passage of time, the trail has grown cold, and the available information remains sparse. Despite the years that have turned into decades, his case remains open and unsolved. The stark contrast between his intended destinations, Boston and North Carolina, paints a confusing picture of his plans and intentions at the time he vanished. The investigation into what happened to Warren Joseph Niederfringer continues, a quiet and persistent search for answers to a disappearance that has left a void in the lives of those who knew him.

Last Seen: Jun 1, 1972

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.

80%Moderate
John Doe — New Britain, Connecticut
UP14397 • Found Aug 21, 1983
View case
Sex ✓Male
Age 100%Est. 30–40 vs 23 when missing
Race 100%White
Location 100%8 mi away, same county
TimingFound 11 years after last seen
Height 100%5'8" vs 5'9"–5'10"
78%Possible
John Doe — Waterbury, Connecticut
UP94477 • Found Aug 13, 2022
View case
Sex ✓Male
Age 100%Est. 48–62 vs 23 when missing
Race 100%White
Location 98%19 mi away, same state
TimingFound 50 years after last seen
Height 100%5'7"–6'1" vs 5'9"–5'10"
Hair 100%Brown vs Brown
78%Possible
John Doe — Brooklyn, New York - unidentified case UP5603
John Doe — Brooklyn, New York
UP5603 • Found Aug 5, 2006
View case
Sex ✓Male
Age 100%Est. 40–50 vs 23 when missing
Race 100%White
Location 77%95 mi away
TimingFound 34 years after last seen
Height 100%5'8" vs 5'9"–5'10"
Weight 100%160 lb vs 140–150 lb
Hair 100%Brown vs Brown
Eyes 100%Blue vs Blue
78%Possible
John Doe — Cornwall, New York - unidentified case UP9820
John Doe — Cornwall, New York
UP9820 • Found Mar 19, 2001
View case
Sex ✓Male
Age 100%Est. 20–35 vs 23 when missing
Race 100%White
Location 83%70 mi away
TimingFound 29 years after last seen
Height 100%5'9" vs 5'9"–5'10"
Weight 100%160 lb vs 140–150 lb
Hair 100%Brown vs Brown
78%Possible
John Doe — Brooklyn, New York - unidentified case UP7817
John Doe — Brooklyn, New York
UP7817 • Found Jul 28, 1994
View case
Sex ✓Male
Age 100%Est. 35–50 vs 23 when missing
Race 100%White
Location 77%95 mi away
TimingFound 22 years after last seen
Height 100%5'10" vs 5'9"–5'10"
Weight 99%165 lb vs 140–150 lb
Hair 100%Brown vs Brown
Eyes 100%Blue vs Blue
78%Possible
John Doe — Weehawken, New Jersey
UP1673 • Found May 1, 1988
View case
Sex ✓Male
Age 100%Est. 25–30 vs 23 when missing
Race 100%White
Location 77%93 mi away
TimingFound 16 years after last seen
Height 100%5'10" vs 5'9"–5'10"
Weight 100%150 lb vs 140–150 lb
Hair 100%Brown vs Brown
78%Possible
John Doe — Philipstown, New York - unidentified case UP8299
John Doe — Philipstown, New York
UP8299 • Found Apr 2, 1985
View case
Sex ✓Male
Age 100%Est. 27–35 vs 23 when missing
Race 100%White
Location 86%61 mi away
TimingFound 13 years after last seen
Height 100%5'10" vs 5'9"–5'10"
Hair 100%Brown vs Brown
77%Possible
John Doe — Burlington, Massachusetts - unidentified case UP14005
John Doe — Burlington, Massachusetts
UP14005 • Found May 22, 1975
View case
Sex ✓Male
Age 100%Est. 25–35 vs 23 when missing
Race 100%White
Location 76%96 mi away
TimingFound 3 years after last seen
Height 84%6'0" vs 5'9"–5'10"
Hair 100%Brown vs Brown
77%Possible
John Doe — Queens, New York - unidentified case UP5800
John Doe — Queens, New York
UP5800 • Found Dec 5, 2002
View case
Sex ✓Male
Age 100%Est. 35–50 vs 23 when missing
Race 100%White
Location 79%87 mi away
TimingFound 31 years after last seen
Height 84%5'7" vs 5'9"–5'10"
Weight 94%169 lb vs 140–150 lb
Hair 100%Brown vs Brown
Eyes 100%Blue vs Blue
77%Possible
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 23 when missing
Race 100%White
Location 76%96 mi away
TimingFound 26 years after last seen
Height 84%5'7" vs 5'9"–5'10"
Weight 100%142 lb vs 140–150 lb
Hair 100%Brown vs Brown
Eyes 100%Blue vs Blue

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.