Crime Solvers Central
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 (MP41491) and 7 other sources
Peter C. Ng, a 29-year-old man, was last seen on March 20, 1981, in San Francisco, California. Standing 6 feet tall and weighing between 140 and 160 pounds, Peter had black hair and brown eyes. Details about the circumstances surrounding his disappearance are scarce, and there has been little public information regarding any leads or developments in the case.

Despite his disappearance occurring over four decades ago, there has been no confirmed evidence to indicate what happened to Peter. His case remains open, and his family and authorities continue to seek information. As of now, law enforcement agencies, including the San Francisco Police Department, are still urging anyone with information to come forward.

His case is classified as a missing person, and authorities have gathered dental records, although other identifying features like DNA and fingerprints are not available.

Last Seen: Mar 20, 1981

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.

82%Moderate
John Doe — Sausalito, California
UP11921 • Found Mar 15, 1998
View case
Sex ✓Male
Age 100%Est. 40–50 vs 29 when missing
Race 100%Asian
Location 100%7 mi away, same state
TimingFound 17 years after last seen
Height 100%6'1" vs 6'0"
Weight 91%160 lb vs 140 lb
Hair 100%Black vs Black
77%Possible
John Doe — Sausalito, California
UP11865 • Found Jun 1, 1991
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Sex ✓Male
Age 93%Est. 40–45 vs 29 when missing
Race 100%Asian
Location 100%7 mi away, same state
TimingFound 10 years after last seen
Height 36%5'7" vs 6'0"
Weight 100%140 lb vs 140 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
76%Possible
John Doe — San Bruno, California
UP10648 • Found Jul 19, 2007
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Sex ✓Male
Age 100%Est. 35–45 vs 29 when missing
Race 100%Asian
Location 100%11 mi away, same state
TimingFound 26 years after last seen
Height 36%5'7" vs 6'0"
Weight 76%171 lb vs 140 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
75%Possible
John Doe — Sausalito, California - unidentified case UP72097
John Doe — Sausalito, California
UP72097 • Found Jul 23, 2020
View case
Sex ✓Male
Age 100%Est. 50–60 vs 29 when missing
Race 100%Asian
Location 100%7 mi away, same state
TimingFound 39 years after last seen
Height 36%5'7" vs 6'0"
Weight 91%160–170 lb vs 140 lb
Hair 70%Gray vs Black
Eyes 100%Brown vs Brown
75%Possible
John Doe — Grass Valley, California - unidentified case UP16793
John Doe — Grass Valley, California
UP16793 • Found Oct 18, 2002
View case
Sex ✓Male
Age 85%Est. 25–50 vs 29 when missing
Race 100%Asian
Location 70%124 mi away, same state
TimingFound 22 years after last seen
Height 100%5'11" vs 6'0"
Weight 100%150 lb vs 140 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
75%Possible
John Doe — Vallejo, California
UP142534 • Found Jul 31, 2024
View case
Sex ✓Male
Age 100%Est. 60–70 vs 29 when missing
Race 100%Asian
Location 96%25 mi away, same state
TimingFound 43 years after last seen
Height 36%5'3"–5'7" vs 6'0"
Weight 100%135 lb vs 140 lb
Hair 100%Black 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.

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