206 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case?
On March 23, 2023, 54-year-old Lynne Diane Siewert was last seen at the Seiad Valley Post Office in Seiad Valley, California. She is described as a white female, standing between 5 feet 3 inches and 5 feet 5 inches tall, and weighing between 135 and 145 pounds. Lynne has blonde hair and blue eyes, and may use the last name Smethurst.
In late April 2023, the black truck Lynne was known to be driving was found abandoned and stuck on a Forest Service Road. This discovery prompted searches ...Read More
Last Seen: Mar 23, 2023
In late April 2023, the black truck Lynne was known to be driving was found abandoned and stuck on a Forest Service Road. This discovery prompted searches ...Read More
Last Seen: Mar 23, 2023
Links to Additional Sources (4)
See any mistakes?Victim Details
May 31, 2023
Jun 13, 2024
Lynne
Siewert
55
54
63 inches
65 inches
135 lbs
145 lbs
White / Caucasian
Female
Mar 23, 2023
Seiad Valley
California
Siskiyou County
Seiad Valley
No
150
125570
Siskiyou County Sheriff's Department
Yreka
California
Siskiyou County
96097
Levi Machado
District Attorney Investigator
305 Butte Street, California
5308428300
County
Law Enforcement
1-23-0657
2023-05-11
Siskiyou County Sheriff's Department
2039
Blond/Strawberry
Blue
Blue
No
11/22/2025
Area Last Seen:
Forum Posts (1)
Has anyone looked into the significance of the Forest Service Road where Lynne's truck was found? I ... ...Read More
01/02/2024
01/02/2024
