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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 (MP19148) and 2 other sources
In the small community of Plymouth, Pennsylvania, the dawn of a new decade brought with it a quiet mystery that has lingered for decades. Mary Lou Conrad, a 51-year-old woman with black hair and brown eyes, was last seen in the early 1990s. The official date of her last contact is recorded as January 1, 1990, a day that marks the beginning of a long and painful period of uncertainty for those who knew her. At the time of her disappearance, she was described as being 5 feet 6 inches tall and weighing approximately 175 pounds. The circumstances surrounding her disappearance are sparse, with official records offering little more than the fact that she went missing.

The case of Mary Lou Conrad was formally entered into the National Missing and Unidentified Persons System on February 4, 2013, more than two decades after she was last seen. The investigation is being handled by the Pennsylvania State Police. Despite the passage of time, her case remains open, a silent testament to a life interrupted. The lack of detailed public information regarding the events leading up to her disappearance has left a void, making it difficult for a clear narrative of her last known days to be established.

The official classification of her disappearance offers no specific details, simply stating she is a missing person who was last seen in the early 1990s. This absence of a detailed public account of the investigation, or any potential leads or theories, has contributed to the case's lack of resolution. The overview of this case is one of profound and sorrowful ambiguity. A woman vanished from her life in a small Pennsylvania town, and the years that have followed have not yet provided the answers to the questions of what happened to her or where she might be. The case of Mary Lou Conrad is a somber reminder of the many faces of the missing, and the enduring hope for answers that persists in the hearts of their loved ones and the communities they left behind.

Last Seen: Jan 1, 1990

Links to Additional Sources (2)

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Possible Unidentified Matches (6)

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.

78%Possible
Jane Doe — Queens, New York - unidentified case UP8339
Jane Doe — Queens, New York
UP8339 • Found Jul 21, 1992
View case
Sex ✓Female
Age 85%Est. 30–50 vs 51 when missing
Race 100%White
Location 71%118 mi away
TimingFound 3 years after last seen
Height 100%5'5" vs 5'6"
Weight 100%170 lb vs 175 lb
Hair 60%Brown vs Black
Eyes 100%Brown vs Brown
78%Possible
Jane Doe — Bronx, New York - unidentified case UP8507
Jane Doe — Bronx, New York
UP8507 • Found Aug 23, 1990
View case
Sex ✓Female
Age 85%Est. 30–50 vs 51
Race 100%White
Location 73%112 mi away
TimingFound 8 months after last seen
Height 100%5'5" vs 5'6"
Weight 52%120 lb vs 175 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
77%Possible
Jane Doe — Queens, New York - unidentified case UP8197
Jane Doe — Queens, New York
UP8197 • Found Feb 10, 1990
View case
Sex ✓Female
Age 85%Est. 40–60 vs 51
Race 100%White
Location 71%118 mi away
TimingFound 6 weeks after last seen
Height 68%5'3" vs 5'6"
Weight 100%179 lb vs 175 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
76%Possible
Jane Doe — Bensalem, Pennsylvania - unidentified case UP2243
Jane Doe — Bensalem, Pennsylvania
UP2243 • Found Aug 15, 1995
View case
Sex ✓Female
Age 100%Est. 40–53 vs 51 when missing
Race 100%White
Location 77%94 mi away, same state
TimingFound 6 years after last seen
Height 100%5'5" vs 5'6"
76%Possible
Jane Doe — Ridley Township, Pennsylvania
UP161329 • Found Aug 22, 2002
View case
Sex ✓Female
Age 100%Est. 58–72 vs 51 when missing
Race 100%White
Location 75%99 mi away, same state
TimingFound 13 years after last seen
Height 100%5'5" vs 5'6"
Weight 52%120 lb vs 175 lb
Hair 70%Gray vs Black
Eyes 100%Brown vs Brown
75%Possible
Jane Doe — Brooklyn, New York - unidentified case UP5768
Jane Doe — Brooklyn, New York
UP5768 • Found Mar 13, 2002
View case
Sex ✓Female
Age 92%Est. 40–50 vs 51 when missing
Race 100%White
Location 73%111 mi away
TimingFound 12 years after last seen
Height 100%5'5" vs 5'6"
Weight 78%138 lb vs 175 lb
Hair 60%Brown vs Black
Eyes 100%Brown vs Brown

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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