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Case Description
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Do you know who killed Jurgen \Yo\ Knemeyer in 1999?
On August 14, 1999, 56-year-old Jurgen Yo Knemeyer was found dead at his home on Hilltop Road in Willits, Mendocino County, California. A Mendocino County Sheriff's Deputy was dispatched for a welfare check after a neighbor reported that the back door of Knemeyer’s home had been open since early morning. Upon entry, the deputy discovered Knemeyer beaten to death, and the incident was immediately classified as a homicide.
Jurgen Knemeyer was a well-known member of the local community, ...Read More
On August 14, 1999, 56-year-old Jurgen Yo Knemeyer was found dead at his home on Hilltop Road in Willits, Mendocino County, California. A Mendocino County Sheriff's Deputy was dispatched for a welfare check after a neighbor reported that the back door of Knemeyer’s home had been open since early morning. Upon entry, the deputy discovered Knemeyer beaten to death, and the incident was immediately classified as a homicide.
Jurgen Knemeyer was a well-known member of the local community, ...Read More
Links to Additional Sources (4)
See any mistakes?Victim Details
Jurgen "Yo" Knemeyer
December 21, 2022
Male
Caucasian / White
Mendocino County
CA
1999-08-14
1999-08-12
56
Jurgen Yo
Knemeyer
11/09/2025
Area Body Found:





