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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 (MP22084)
In the quiet community of Setauket, New York, a lingering question has echoed for decades: What happened to John Martin? On March 7, 1983, the 31-year-old man vanished, leaving behind a life and a family who continue to seek answers. At the time of his disappearance, John was described as a Caucasian male, standing at 5'7' and weighing around 140 pounds. He had blond or strawberry-colored hair, which was cut short, and blue eyes. When last seen, he was wearing a rust-colored coat, glasses, and hiking boots. The circumstances surrounding his disappearance are sparse, creating a void of information that has been difficult to fill over the years.

The investigation into John's disappearance was launched by the Suffolk County Police Department. However, with few leads to follow, the case quickly grew cold. The lack of witnesses and concrete evidence has made the search for John an arduous task for both law enforcement and his loved ones. Over the years, details about what might have led to his disappearance have failed to emerge, leaving only speculation in the place of facts. His case has been entered into the National Missing and Unidentified Persons System but this has yet to generate the breakthrough needed to resolve the case.

The passage of time has not diminished the hope of finding out what became of John Martin. His family has endured years of uncertainty, a painful reality for anyone with a missing loved one. The case remains a somber reminder of a life interrupted and a mystery that continues to haunt the Suffolk County community. The investigation into John Martin's disappearance is ongoing, and authorities continue to urge anyone with information, no matter how insignificant it may seem, to come forward. The overview of this case is one of a sudden and unexplained disappearance that has left a family searching for closure and a community with a long-unanswered question.

Last Seen: Mar 7, 1983

Links to Additional Sources (0)

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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 — Newark, New Jersey
UP1431 • Found Feb 21, 1985
View case
Sex ✓Male
Age 100%Est. 27–39 vs 31 when missing
Race 100%White
Location 87%58 mi away
TimingFound 24 months after last seen
Height 100%5'6" vs 5'7"
Weight 100%150 lb vs 140 lb
Hair 50%Brown vs Blond
80%Moderate
John Doe — Manhattan, New York - unidentified case UP123278
John Doe — Manhattan, New York
UP123278 • Found Jun 19, 1984
View case
Sex ✓Male
Age 85%Est. 20–40 vs 31 when missing
Race 100%White
Location 90%46 mi away, same state
TimingFound 15 months after last seen
Height 100%5'8" vs 5'7"
Weight 99%155 lb vs 140 lb
Hair 50%Brown vs Blond
80%Moderate
John Doe — New Britain, Connecticut
UP14397 • Found Aug 21, 1983
View case
Sex ✓Male
Age 100%Est. 30–40 vs 31
Race 100%White
Location 85%64 mi away
TimingFound 5 months after last seen
Height 100%5'8" vs 5'7"
80%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 31 when missing
Race 100%White
Location 90%49 mi away, same state
TimingFound 15 years after last seen
Height 100%5'7" vs 5'7"
Weight 100%142 lb vs 140 lb
Hair 50%Brown vs Blond
Eyes 100%Blue vs Blue
80%Moderate
John Doe — Queens, New York - unidentified case UP7853
John Doe — Queens, New York
UP7853 • Found Jul 22, 1994
View case
Sex ✓Male
Age 100%Est. 35–50 vs 31 when missing
Race 100%White
Location 92%39 mi away, same state
TimingFound 11 years after last seen
Height 100%5'8" vs 5'7"
Weight 86%164 lb vs 140 lb
Hair 100%Blond vs Blond
Eyes 30%Hazel vs Blue
80%Moderate
John Doe — Newark, New Jersey
UP1439 • Found May 1, 1986
View case
Sex ✓Male
Age 100%Est. 30–40 vs 31 when missing
Race 100%White
Location 87%58 mi away
TimingFound 3 years after last seen
Height 100%5'6" vs 5'7"
Weight 84%165 lb vs 140 lb
Hair 50%Brown vs Blond
79%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 31 when missing
Race 100%White
Location 90%47 mi away, same state
TimingFound 23 years after last seen
Height 100%5'8" vs 5'7"
Weight 91%160 lb vs 140 lb
Hair 50%Brown vs Blond
Eyes 100%Blue vs Blue
79%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 31 when missing
Race 100%White
Location 92%39 mi away, same state
TimingFound 20 years after last seen
Height 100%5'7" vs 5'7"
Weight 79%169 lb vs 140 lb
Hair 50%Brown vs Blond
Eyes 100%Blue vs Blue
79%Possible
John Doe — Brooklyn, New York - unidentified case UP6883
John Doe — Brooklyn, New York
UP6883 • Found Sep 11, 1996
View case
Sex ✓Male
Age 100%Est. 30–45 vs 31 when missing
Race 100%White
Location 90%49 mi away, same state
TimingFound 14 years after last seen
Height 100%5'8" vs 5'7"
Weight 77%170 lb vs 140 lb
Hair 50%Brown vs Blond
Eyes 70%Gray vs Blue
79%Possible
John Doe — Brooklyn, New York - unidentified case UP7736
John Doe — Brooklyn, New York
UP7736 • Found Jun 12, 1994
View case
Sex ✓Male
Age 100%Est. 30–40 vs 31 when missing
Race 100%White
Location 90%47 mi away, same state
TimingFound 11 years after last seen
Height 100%5'8" vs 5'7"
Weight 100%150 lb vs 140 lb
Hair 50%Brown vs Blond

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.

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