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William Leonard Sr. Missing Person Case

Last seen in Illiamna, Alaska on Oct 29, 1986

Victim Details

Created

Jan 01, 1970

Case Added

Jan 01, 1970

Firstname

William

Lastname

Leonard Sr.

Age At Disappearance

39

Gender

Male

Last Seen

Oct 29, 1986

City

Illiamna

State

Alaska

Agency Contact

Agency Address

,

Last Updated

08/01/2026

Case Description

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In the vast and rugged landscape of Alaska, the story of William Allen Leonard Sr.'s disappearance is one that has endured for decades, a quiet but persistent mystery. On October 29, 1986, the 39-year-old man, a resident of Iliamna, was last seen while he was out boating on Lake Clark. The circumstances surrounding his last known moments are sparse, leaving a void of information that has been difficult to fill in the years since he vanished. At the time of his disappearance, he was describe ...

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Last Seen: Oct 29, 1986

Links to Additional Sources (3)

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William Leonard | International Missing Persons Wiki - Fandom

Missing Person / NamUs #MP66556

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Forum Posts (3)

I've been digging into John William Leonard Sr.'s case a lot lately, and something that's been naggi... ...Read More
11/16/2024

Just came across the case of John William Leonard Sr., and something that piques my interest is the ... ...Read More
08/28/2024

Has anyone else looked into the reported sightings of different people in the Buck Hill Falls area a... ...Read More
07/31/2024

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