William Brennan
Missing

Case Description

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Brennan was last seen near Canyon Creek in Glenwood Springs, Colorado on May 15, 1990. He may have been suicidal at the time of his disappearance. He may have been sighted hitchhiking to Las Vegas, Nevada in July 1990, but he remains missing and has never been heard from again.

Brennan is Vietnam veteran, and he may have been carrying a handgun at the time of his disappearance. His case remains unsolved.
Last Seen: May 15, 1990

Links to Additional Sources (4)

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Missing Person / NamUs

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Victim Details

created

Aug 11, 2014

Case Added

Jan 12, 2024

firstname

William

lastname

Brennan

Current Age

Age at Disappearance

Height

71 inches

Weight

220 lbs

ethnicity

White / Caucasian

gender

Male

Last Seen

May 15, 1990

City

Glenwood Springs

State

Colorado

County

Garfield County

Agency ID

23417

Agency Name

Glenwood Springs Police Department

Agency City

Glenwood Springs

Agency State

Colorado

Agency County

Garfield County

Agency Zip Code

81601

Agency Contact

Agency Address

101 West 8th Street, Colorado

Agency Phone

9703846500

Agency Jurisdiction

Local

Agency Type

Law Enforcement

Agency Case #

3919-90/2013-9034

Primary Agency

Glenwood Springs Police Department

Hair Color

Brown

Left Eye Color

Blue

Right Eye Color

Blue

Area Last Seen:

Forum Posts (1)

I am currently in the process of writing a story on the murder of William Brennan and I am looking f... ...Read More
06/17/2023

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