Butte Police Department, Montana
End of Watch Wednesday, December 25, 1935
Add to My HeroesThomas J. O'Neill
Policeman Thomas O'Neill was shot and killed while investigating a disturbance at a boarding house. The suspect shot and killed another person at the boarding house before fleeing. The suspect shot another person the following day during a large search for the man.
The suspect who murdered Policeman O'Neill was also suspected of being involved in the murder of Deputy Sheriff Thomas Meehan, of the King County, Washington, Sheriff's Department on November 13, 1935.
After murdering Policeman O'Neill the suspect fled to an acquaintance's house where he held several people hostage. One of the hostages was able to escape and alert authorities. During the standoff the suspect admitted to the hostages that he had murdered both officers and two other citizens. The suspect was shot and killed in a shootout with officers a short time later.
Policeman O'Neill had served with the agency for 18 months. He was survived by his mother, sister, and three brothers.
Bio
- Age 37
- Tour 1 year, 6 months
- Badge Not available
Incident Details
- Cause Gunfire
- Weapon Gun; Unknown type
- Offender Shot and killed
Most Recent Reflection
View all 8 ReflectionsRest In Peace
Chief Marshal Randy L. Ford (ret)
Green Mt Falls, CO
December 25, 2015
Recent LODD Deaths

Detective Joseph Azcona
Newark Police Division, NJ
EOW: March 7, 2025

Police Officer Felicia Dee Reilly
Saint Paul Police Department, MN
EOW: March 1, 2025

Deputy Sergeant Martin Shields, Jr.
Hinds County Sheriff's Office, MS
EOW: February 23, 2025

Police Officer Christopher M. L. Reese
Virginia Beach Police Department, VA
EOW: February 22, 2025

Police Officer Cameron Robert Girvin
Virginia Beach Police Department, VA
EOW: February 22, 2025

Patrolman Andrew William Duarte
West York Borough Police Department, PA
EOW: February 22, 2025

Trooper Kyle McAcy
Nebraska State Patrol, NE
EOW: February 17, 2025

Police Officer Jeremy R. Labonte
Roswell Police Department, GA
EOW: February 7, 2025

Officer Jason Roscow
North Las Vegas Police Department, NV
EOW: February 4, 2025