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 (MP41481) and 6 other sources
Yung Ning Soo, a 21-year-old male, was last seen on January 12, 1984, in San Francisco, California. At the time of his disappearance, Soo was classified as a dependent adult, which indicated he may have required special care. He was also noted to potentially display violent tendencies. Soo, originally from China, held a Chinese passport when he went missing.

On the day he disappeared, Soo was reportedly wearing a gray suit. He was described as an Asian male with black hair and brown eyes, standing 5'6" tall and weighing approximately 150 pounds. Despite efforts by law enforcement, including the San Francisco Police Department, very few details have emerged regarding the circumstances surrounding his disappearance.

Yung Ning Soo's case remains open, and authorities continue to search for information. Dental records are available, but no DNA or fingerprint information has been obtained, which limits investigative options. Anyone with relevant information is urged to contact the San Francisco Police Department.

This case remains unsolved, and despite the passage of time, efforts to find out what happened to Yung Ning Soo are ongoing.

Last Seen: Jan 12, 1984

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.

83%Moderate
John Doe — San Bruno, California
UP10648 • Found Jul 19, 2007
View case
Sex ✓Male
Age 100%Est. 35–45 vs 21 when missing
Race 100%Asian
Location 100%11 mi away, same state
TimingFound 24 years after last seen
Height 100%5'7" vs 5'6"
Weight 92%171 lb vs 150 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
83%Moderate
John Doe — Sausalito, California
UP7085 • Found Apr 26, 1996
View case
Sex ✓Male
Age 100%Est. 18–25 vs 21 when missing
Race 100%Asian
Location 100%7 mi away, same state
TimingFound 12 years after last seen
Height 84%5'8" vs 5'6"
Weight 93%130 lb vs 150 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
81%Moderate
John Doe — Santa Clara, California - unidentified case UP129838
John Doe — Santa Clara, California
UP129838 • Found Sep 14, 2021
View case
Sex ✓Male
Age 100%Est. 58–72 vs 21 when missing
Race 100%Asian
Location 93%37 mi away, same state
TimingFound 38 years after last seen
Height 100%5'6"–5'7" vs 5'6"
Weight 100%140–142 lb vs 150 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
81%Moderate
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 21 when missing
Race 100%Asian
Location 100%7 mi away, same state
TimingFound 37 years after last seen
Height 100%5'7" vs 5'6"
Weight 100%160–170 lb vs 150 lb
Hair 70%Gray vs Black
Eyes 100%Brown vs Brown
81%Moderate
John Doe — Muir Beach, California - unidentified case UP14895
John Doe — Muir Beach, California
UP14895 • Found Mar 3, 2016
View case
Sex ✓Male
Age 100%Est. 25–35 vs 21 when missing
Race 100%Asian
Location 100%11 mi away, same state
TimingFound 32 years after last seen
Height 84%5'4" vs 5'6"
Weight 100%160 lb vs 150 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
81%Moderate
John Doe — Vallejo, California
UP142534 • Found Jul 31, 2024
View case
Sex ✓Male
Age 100%Est. 60–70 vs 21 when missing
Race 100%Asian
Location 96%25 mi away, same state
TimingFound 41 years after last seen
Height 100%5'3"–5'7" vs 5'6"
Weight 100%135 lb vs 150 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
80%Moderate
John Doe — California
UP11864 • Found Apr 29, 1991
View case
Sex ✓Male
Age 83%Est. 30–40 vs 21 when missing
Race 100%Asian
Location 95%28 mi away, same state
TimingFound 7 years after last seen
Height 100%5'7" vs 5'6"
Weight 47%200 lb vs 150 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
78%Possible
John Doe — Oakland, California
UP55089 • Found Oct 6, 1989
View case
Sex ✓Male
Age 88%Est. 12–20 vs 21 when missing
Location 100%8 mi away, same state
TimingFound 6 years after last seen
Height 100%5'5"–5'6" vs 5'6"
Weight 100%135 lb vs 150 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
77%Possible
John Doe — Alameda, California - unidentified case UP17616
John Doe — Alameda, California
UP17616 • Found Jun 9, 1994
View case
Sex ✓Male
Age 100%Est. 28–42 vs 21 when missing
Location 100%8 mi away, same state
TimingFound 10 years after last seen
Height 84%5'8" vs 5'6"
Weight 100%142 lb vs 150 lb
Hair 100%Black vs Black
Eyes 100%Brown vs Brown
77%Possible
John Doe — San Jose, California - unidentified case UP131998
John Doe — San Jose, California
UP131998 • Found Oct 20, 2024
View case
Sex ✓Male
Age 85%Est. 35–55 vs 21 when missing
Race 100%Asian
Location 92%42 mi away, same state
TimingFound 41 years after last seen
Height 100%5'5" vs 5'6"
Weight 72%186 lb vs 150 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.