Officer John William Dieken

Officer John William Dieken

Dallas Police Department, Texas

End of Watch Saturday, August 10, 1935

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John William Dieken

Officer John Dieken was killed in a motorcycle accident while responding to a fire call. During his response another motorist turned in front of him causing a collision. He succumbed to his injuries the next day.

Investigation revealed that the motorcycle Officer Dieken was riding had previously been involved in two other accidents in which the rider was either injured or killed.

Officer Dieken had served with the agency for just over one year. He was survived by his wife, son (born three days before his death), parents, and sister. His son later worked with the Abilene Police Department in Texas.


  • Age 33
  • Tour 1 year, 1 month
  • Badge 207

Incident Details

  • Cause Motorcycle crash
  • Incident Date Friday, August 9, 1935

Most Recent Reflection

View all 5 Reflections

To fully appreciate the heroes of the present, we must recognize our heroes of the past. Your heroism and service is honored today, the 78th anniversary year of your death. I am priviliged to be among the first to leave a tribute to you. Your memory lives and you continue to inspire. Thank you for your service. My cherished son Larry Lasater was a fellow police officer who was murdered in the line of duty on April 24, 2005 while serving as a Pittsburg, CA police officer.

Time never diminishes respect. Your memory will always be honored and revered. Rest In Peace.

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

February 4, 2013

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