Overview

Date last seen: September 6, 2003
Last known location: Anchorage, Alaska

Main circumstances:

• Hans Thomsen, 59, disappeared from Anchorage, Alaska.
• Few publicly available details have been released regarding the circumstances surrounding his disappearance.
• The case remains unsolved and is listed as an active missing person investigation.
• Law enforcement continues to encourage anyone with information to come forward.

Detailed Case Breakdown

Hans Thomsen Disappearance (2003): The Unsolved Anchorage Missing Person Case

Brief Summary

Date last seen: September 6, 2003
Last known location: Anchorage, Alaska

Main circumstances:

• Hans Thomsen, 59, disappeared from Anchorage, Alaska.
• Few publicly available details have been released regarding the circumstances surrounding his disappearance.
• The case remains unsolved and is listed as an active missing person investigation.
• Law enforcement continues to encourage anyone with information to come forward.

Hans Thomsen’s 2003 Disappearance

Hans Thomsen was 59 years old when he disappeared from Anchorage, Alaska, on September 6, 2003. More than two decades later, his disappearance remains unresolved.

Unlike many long-term missing person cases, relatively little information has been publicly released about the events leading up to Thomsen’s disappearance. Publicly available records identify Anchorage as his last known location, but investigators have not disclosed where he was last seen, what he was doing before he vanished, or whether any witnesses observed suspicious activity.

According to the National Missing and Unidentified Persons System (NamUs), Thomsen was approximately 5 feet 9 inches tall, weighed about 180 pounds, had gray hair, and blue eyes when he disappeared. His case was later entered into the NamUs database in 2020, helping make his information more accessible to investigators and the public.

The absence of publicly released investigative details has made the case particularly difficult for independent researchers. Authorities have not publicly identified any suspects, announced evidence of foul play, or disclosed whether Thomsen’s disappearance is believed to be criminal in nature.

Latest Investigation Information

As of 2026, Hans Thomsen remains listed as an active missing person. There have been no publicly announced breakthroughs, arrests, recoveries, or identified persons of interest connected to the case. Alaska authorities continue to maintain missing person records and encourage the public to report information that could assist investigators.

The Anchorage Police Department’s Homicide/Missing Persons Unit remains responsible for investigating long-term missing person cases within its jurisdiction. Alaska has also expanded statewide efforts in recent years to improve missing persons data collection and transparency, including greater integration with NamUs and statewide reporting initiatives.

Anyone who may remember seeing Hans Thomsen around the time of his disappearance—or who has information that was never reported—may still possess information that could assist investigators, even decades later.