Patrolman John J. Mullen

Patrolman John J. Mullen

Chicago Police Department, Illinois

End of Watch Tuesday, January 4, 1921

John J. Mullen

Patrolman John J. Mullen, of the 29th Precinct, was fatally shot at 12:57 a.m. January 3rd, dying at 3:50 a.m., the next day at the Lincoln Gardens, Wells Street and Lincoln Avenue by a man he tried to arrest.

Officer Mullen responded to a disturbance of an intoxicated man in a cafe. Officer Mullen placed one offender under arrest for threatening a patron with a gun. The second offender approached Officer Mullen from behind and shot him.

All assailants were indicted by the Grand Jury. On March 26, 1921, two were acquitted by the judge. On March 26, 1921, the shooter was sentenced to life improsonment at Joliet Penitentiary.


  • Age Not available
  • Tour Not available
  • Badge 4275

Incident Details

  • Cause Gunfire
  • Incident Date Monday, January 3, 1921
  • Weapon Gun; Unknown type
  • Offender Sentenced to life at Joliet Penitentiary

Most Recent Reflection

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Officer Mullen's story was read in Richton Park Police Department's roll call on 7-27-18 to remember and honor him.

Sgt. James Galvan
Richton Park Police (IL)

July 27, 2018

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