Crime Solvers Central
Crime Solvers Central
298 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 (MP54020) and 7 other sources
Hans Lippuner, a 59-year-old man from McKinleyville, California, was last seen on October 16, 2018, by his housemates in the Dows Prairie area of McKinleyville. Lippuner, who lived with his best friend and his friend's wife, was known for his skills as a craftsman, tree climber, and outdoor enthusiast. In the weeks leading up to his disappearance, he had shown signs of depression, had lost weight, and seemed disinterested in his usual work projects.

Lippuner left behind most of his work and climbing equipment but drove away in his white 1998 Ford Econoline van, which was later found abandoned in a remote area near Del Loma, California, two months after he disappeared. Despite extensive searches, no trace of Lippuner has been found. His family reported him missing on November 1, 2018, after realizing no one had seen or heard from him for weeks.

His case remains unsolved, and while some speculate that he may have wanted to disappear due to his declining mental health, his family fears there may have been foul play involved. The Humboldt County Sheriff's Office continues to investigate his disappearance.

Last Seen: Oct 16, 2018

Possible Unidentified Matches (1)

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.

75%Possible
John Doe — Milpitas, California - unidentified case UP59937
John Doe — Milpitas, California
UP59937 • Found Sep 29, 2018
View case
Sex ✓Male
Age 100%Est. 55–70 vs 59
Race 100%White
Location 48%268 mi away, same state
TimingFound same day as last seen
Height 100%5'11" vs 5'8"–5'10"
Weight 98%115 lb vs 130–140 lb
Hair 100%Gray vs Gray
Eyes 30%Hazel vs Blue

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.