Detective James J. O'Brien

Detective James J. O'Brien

Seattle Police Department, Washington

End of Watch Friday, January 21, 1921

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James J. O'Brien

Detective James O'Brien was shot and killed at approximately 10:00 pm when he and his partner spotted a man fitting the description of the suspect wanted for the fatal shootings of Officer William Angle and Officer Neil McMillan. The two officers had been shot one hour earlier.

When Detective O'Brien and his partner identified themselves, the suspect drew a handgun and shots were exchanged. During the exchange, Detective O'Brien was killed. The suspect was apprehended and tried for all three murders six days later. He was convicted, sentenced to death, and hung at Walla Walla State Prison on April 1, 1921.

Detective O'Brien had served with the Seattle Police Department for 11 years. He was survived by his wife and son.


  • Age Not available
  • Tour 11 years
  • Badge Not available

Incident Details

  • Cause Gunfire
  • Weapon Handgun
  • Offender Hung in 1921

Most Recent Reflection

View all 5 Reflections

Your heroism and service is honored today, the ninety-first anniversary of your death. Your memory lives and you continue to inspire. Thank you for your service. My cherished son Larry Lasater was a fellow police officer murdered in the line of duty on April 24, 2005 while serving as a Pittsburg, CA police officer.

Time never dimishes respect and you will always be honored and revered.

Rest In Peace

Phyllis Loya
Mom of fallen California Officer Larry Lasater, Pittsburg PD, eow 4/24/05

January 21, 2012

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