Crime Solvers Central
Crime Solvers Central
298 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

Any updates on this case? Let us know!
Summary based on the NamUs case record (MP26821) and 6 other sources
In the winter of 2003, a 43-year-old woman named Monica Hartnett vanished from the Danbury, Connecticut, area, leaving behind a profound sense of uncertainty for her loved ones. At the time of her disappearance, she was described as a white female, standing at approximately 5 feet 2 inches tall and weighing around 100 pounds. She had brown hair and brown eyes. The specific details surrounding the day she went missing are sparse, with some public records noting the date as January 1, 2003. Her last known whereabouts were in or around the Danbury and Brookfield area.

The circumstances leading up to Monica Hartnett's disappearance remain unclear, and there is little public information available regarding what she was doing or who she may have been with on the day she was last seen. The lack of a detailed public timeline has made it difficult for those following her case to piece together the events of that period. Investigators with the Danbury Police Department were assigned to her case, but the passage of time has not yielded significant breakthroughs that have been shared with the public. Her case is documented in national missing persons databases, ensuring her information remains accessible to law enforcement agencies across the country.

Over two decades have passed since Monica Hartnett was last seen, and her case remains an unresolved and open investigation. The search for answers continues, with law enforcement periodically reminding the public of her disappearance in the hope that new information might surface. The absence of concrete leads or significant developments has left her family and the community with lingering questions about what could have happened to her. The overview of this case is one of a sudden and quiet disappearance, a person who vanished from their life leaving behind very few clues for investigators to follow, creating a long and painful period of ambiguity for all who knew her.

Last Seen: Jan 1, 2003

Possible Unidentified Matches (9)

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.

85%Strong
Jane Doe — Brooklyn, New York - unidentified case UP2771
Jane Doe — Brooklyn, New York
UP2771 • Found Apr 7, 2004
View case
Sex ✓Female
Age 100%Est. 40–55 vs 43 when missing
Race 100%White
Location 88%56 mi away
TimingFound 15 months after last seen
Height 100%5'1" vs 5'2"
Weight 100%96 lb vs 100 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
79%Possible
Jane Doe — Queens, New York - unidentified case UP2801
Jane Doe — Queens, New York
UP2801 • Found Jul 25, 2004
View case
Sex ✓Female
Age 65%Est. 20–40 vs 43 when missing
Race 100%White
Location 89%49 mi away
TimingFound 19 months after last seen
Height 100%5'3" vs 5'2"
Weight 74%123 lb vs 100 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
78%Possible
Jane Doe — New York, New York - unidentified case UP70309
Jane Doe — New York, New York
UP70309 • Found May 29, 2020
View case
Sex ✓Female
Age 85%Est. 45–65 vs 43 when missing
Race 100%White
Location 89%50 mi away
TimingFound 17 years after last seen
Height 100%5'3" vs 5'2"
Weight 64%127 lb vs 100 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
76%Possible
Jane Doe — Brooklyn, New York - unidentified case UP56403
Jane Doe — Brooklyn, New York
UP56403 • Found Mar 15, 2019
View case
Sex ✓Female
Age 85%Est. 40–60 vs 43 when missing
Race 100%White
Location 86%61 mi away
TimingFound 16 years after last seen
Height 84%5'4" vs 5'2"
Weight 67%126 lb vs 100 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
76%Possible
Jane Doe — New York, New York - unidentified case UP17517
Jane Doe — New York, New York
UP17517 • Found Feb 1, 2018
View case
Sex ✓Female
Age 85%Est. 40–65 vs 43 when missing
Race 100%White
Location 89%50 mi away
TimingFound 15 years after last seen
Height 100%5'0"–5'4" vs 5'2"
Hair 100%Brown vs Brown
75%Possible
Jane Doe — New York, New York - unidentified case UP79882
Jane Doe — New York, New York
UP79882 • Found Apr 18, 2021
View case
Sex ✓Female
Age 100%Est. 55–70 vs 43 when missing
Race 100%White
Location 88%55 mi away
TimingFound 18 years after last seen
Height 52%4'10" vs 5'2"
Weight 100%101 lb vs 100 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
75%Possible
Jane Doe — Old Bridge, New Jersey
UP1457 • Found Feb 14, 2008
View case
Sex ✓Female
Age 100%Est. 35–45 vs 43 when missing
Race 100%White
Location 80%81 mi away
TimingFound 5 years after last seen
Height 68%5'5" vs 5'2"
Hair 100%Brown vs Brown
75%Possible
Jane Doe — New York, New York - unidentified case UP5568
Jane Doe — New York, New York
UP5568 • Found Dec 17, 2007
View case
Sex ✓Female
Age 100%Est. 35–45 vs 43 when missing
Location 88%55 mi away
TimingFound 5 years after last seen
Height 84%5'0" vs 5'2"
Weight 100%106 lb vs 100 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
75%Possible
Unidentified Person — Brooklyn, New York - unidentified case UP5639
Unidentified Person — Brooklyn, New York
UP5639 • Found Nov 6, 2005
View case
Age 100%Est. 40–50 vs 43 when missing
Race 100%White
Location 87%58 mi away
TimingFound 3 years after last seen
Height 68%5'5" vs 5'2"
Weight 8%147 lb vs 100 lb
Hair 100%Brown vs Brown
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.

Unidentified photos are blurred because many are post-mortem. Tap a photo to reveal it.