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William Biocca Missing Person Case

Last seen in Santa Rosa, California on Jan 20, 1950

Victim Details

Sep 12, 2024

Sep 24, 2024

William

Biocca

143

67

70 inches

71 inches

210 lbs

220 lbs

White / Caucasian

Male

Jan 20, 1950

Santa Rosa

California

Sonoma County

No

152652

Sonoma County Sheriff's Department

Santa Rosa

California

Sonoma County

95403

2796 Ventura Avenue, California

7075652569

County

Law Enforcement

https://www.sonomasheriff.org/

SD050913028

2005-09-13

Sonoma County Sheriff's Department

3450

Unknown

Unknown

Unknown

07/15/2026


Area Last Seen:

Case Description

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William Biocca, aged 67, went missing from Santa Rosa, California, on January 20, 1950. Biocca was last seen in the Santa Rosa area, and since his disappearance, no substantial leads have emerged. His case remains unsolved and is one of the many pre-1960 missing persons cases still being discussed by family members and online communities. The details surrounding his disappearance are limited, but the case has been highlighted on forums such as Websleuths, where individuals continue to share info ...
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Last Seen: Jan 20, 1950

Links to Additional Sources (1)

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  • Missing Person / NamUs #MP129354

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    Forum Posts (3)

    I've always been intrigued by the older unsolved cases, and William Biocca's is one that stands out ... ...Read More
    09/12/2024
    Does anyone else find it fascinating how some older cases, like William Biocca’s, seem to fall thr... ...Read More
    10/22/2023
    Does anyone have any additional information about the last known place William Biocca was seen befor... ...Read More
    06/14/2023
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