The person at the center of this case
John Clyde Perrin
Missing Person · Open
56 years waiting · since 1970
Missing Person: John Clyde Perrin
Justice for John Clyde Perrin — the trail went cold in 1970, but the truth hasn't.
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Key leads to think about
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person
Lead #1Was John Clyde Perrin actually his real name, or was "David Herrin" his true identity?
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evidence
Lead #2What circumstances led to his rescue from San Francisco Bay and why was he there?
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location
Lead #3Which hospital admitted him and what records exist from his brief stay?
John Clyde Perrin, a 25-year-old white male, disappeared in 1970 after being rescued from San Francisco Bay and admitted to a hospital under the name "David Herrin." He received clothing, left the hospital, and has never been located since. The case remains unsolved, with questions about his true identity and the circumstances surrounding his rescue and hospital discharge.
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
💡
clue
Lead #4Why did he leave the hospital immediately after receiving clothes, and where might he have gone?
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Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP31586. Missing person: John Clyde Perrin.
Last known contact: 1970-01-01 in San Francisco, San Francisco, CA. Circumstances: May have been a man taken to the hospital after being rescued from the San Francisco Bay who provided his name as "David Herrin".
He received clothes, left the hospital, and has not been seen or heard from since. Demographics: 25 years, Male, White / Caucasian.
Physical description: 6 ft 0 in, 175 lbs, hair: Sandy, eyes: Brown. Investigating agency: Menlo Park Police Department | 16-993.
Timeline of Events
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1970-01-01
Rescued from San Francisco Bay
Man rescued from San Francisco Bay, admitted to hospital under the name David Herrin
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1970-01-01
Left hospital
After receiving clothes at the hospital, the individual left and has not been seen or heard from since
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:January 1, 1970
Last Updated:August 17, 2026
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Phone: 6503306300
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Case Information
Incident:January 1, 1970
Last Updated:August 17, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 6503306300
You can remain anonymous