Cold Cases in Oregon

ColdCaseIndex documents 6 cold cases in Oregon, spanning 1975–2010. 5 of these cases remain fully unsolved. Each case page includes documented details, status, and information on how to submit a tip.

6 Documented Cases
5 Still Unsolved
1975–2010 Year Range
3 Case Types

By Type

4 Homicides 1 Unidentified Person 1 Missing Person

By Status

5 Unsolved 1 Conviction

All Oregon Cases

Unsolved 2010

Kyron Horman

Seven-year-old Kyron Horman vanished from Skyline Elementary School after attending a science fair. His stepmother, Terri Horman, was the last known person to see him. Despite massive searches and a lengthy investigation

Portland Missing Person Age 7
Unsolved 2008

Mike Hennessey

Forty-one-year-old Mike Hennessey was found murdered in Portland, Oregon in December 2008. Despite investigation, the case went cold. It remains in Multnomah County cold case files.

Portland Homicide Age 41
Unsolved 1998

Patricia Ann Moran

Thirty-six-year-old Patricia Ann Moran was found murdered in Salem, Oregon in June 1998. Despite investigation, the case went cold. It remains in Marion County cold case files.

Salem Homicide Age 36
Unsolved 1994

Mary Alice Livingston

Forty-one-year-old Mary Alice Livingston was found murdered in Eugene, Oregon in December 1994. Despite investigation by Eugene Police, the case went cold. It remains in Lane County cold case files.

Eugene Homicide Age 41
Unsolved 1980

Oregon Jane Doe (1980)

Skeletal remains of an unidentified woman were found in Deschutes County, Oregon in April 1980. Despite forensic examination and DNA testing, she has never been identified. Her case is entered in NamUs.

Deschutes County Unidentified Person
Conviction 1975

Laura Woolheater

Twenty-three-year-old Laura Woolheater was murdered in Portland, Oregon in December 1975. Daniel Cook was convicted of her murder in 2005 after cold case investigators matched DNA from the scene. The case remained cold f

Portland Homicide Age 23