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Case Description
Any updates on this case?
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
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)
See any mistakes?Victim Details
Aug 11, 2014
Jan 12, 2024
William
Brennan
74
39
71 inches
220 lbs
White / Caucasian
Male
May 15, 1990
Glenwood Springs
Colorado
Garfield County
340
23417
Glenwood Springs Police Department
Glenwood Springs
Colorado
Garfield County
81601
101 West 8th Street, Colorado
9703846500
Local
Law Enforcement
3919-90/2013-9034
Glenwood Springs Police Department
Brown
Blue
Blue
11/24/2025
Area Last Seen:
Forum Posts (3)
Has anyone else looked into the possibility of Brennan having used his military skills to live off t... ...Read More
11/17/2024
11/17/2024
Has anyone come across any updates or leads about Brennan's case recently? Something that's always p... ...Read More
05/30/2024
05/30/2024
Has anyone else done a deep dive into Brennan's military background? Given that he was a Vietnam vet... ...Read More
03/15/2024
03/15/2024
