Roll of Honor
Incident
Undersheriff Keeler was shot and killed by two men he was arresting on a charge of petty theft. Both men were convicted of murder and hanged on February 9, 1923.
Survivors
Undersheriff Keeler had served with the Treasure County Sheriff's Office for one year and was survived by his wife and two children.
In Our Keeping
- Permanent identifier
BO-US-MT-E60A7602- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- April 2, 2026
- Last updated
- July 23, 2026
Honored here by 1 sentinel - 1 tribute.
Are you family? This record can be claimed and maintained by those who knew Irving. Claim this record.
This page is permanent and free. No fee to view it, no advertising, no tracking, and no account required. It will not be taken down.
Tributes
You barely got started.
Undersheriff Keeler gave the Treasure County Sheriff's Office 1 year.
Thank you for your service to the Hysham community. Gone but never to be forgotten.
Rest easy, Undersheriff Keeler.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Undersheriff Irving Keeler is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.
In MT, 93 of 142 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 65.5% of this state's fallen. That is 11.3 percentage points above the national rate of 54.2%.
National Cause Distribution
How Felonious compares to all causes of officer death in the memorial record. Irving Keeler's cause is highlighted.
How Irving Keeler Compares
Offender Outcome
Executed in 1923
When Felonious Deaths Occur
Monthly distribution of Felonious deaths across the full memorial record. Irving Keeler is highlighted in Dec.
Weapons Used Against Officers
Most common weapons in felonious officer deaths. Irving Keeler was killed by gun; unknown type.