Dallas Police Department, Texas
End of Watch: Saturday, August 10, 1935
Age: 33
Tour of Duty: 1 year, 1 month
Badge Number: 207
Cause of Death: Motorcycle crash
Date of Incident: August 9, 1935
Weapon Used: Not available
Suspect Info: Not available
Officer John Dieken was killed in a motorcycle accident while responding to a fire call on Gaston Avenue and Abrams Road.. During his response another motorist turned in front of him causing a collision at Parry Avenue and Fletcher Street. 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 Dallas Police Department 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.