DANIEL J GRENNAN
Update officers information and/or submit photo of officer
If you aren't logged into the website, you will be taken to a login page and then to the Update Officer Information form.
Officer Rank: Patrolman
Memorial Panel: 43-E: 24
Department: New York City, New York, P.D.
End of Watch: December 9, 1920
Cause: DROW
Age: 46
Years of Service: 15
Description: Patrolman Grennan went on patrol duty on December 9, 1920. When he failed to return to the precinct when his shift had ended, fellow officers searched for him. Patrolman Grennan's body was retrieved from the Gowanus Canal on March 4th, still dressed in his uniform. Police Officials concluded that Patrolman Grennan accidentally fell while on patrol along the canal. The death certificate states the cause of death as an accidental drowning.
View on Memorial
Share bio via email
Download Memorial map
Search for another officer
Update officers information and/or submit photo of officer
If you aren't logged into the website, you will be taken to a login page and then to the Update Officer Information form.
Update officers information and/or submit photo of officer
If you aren't logged into the website, you will be taken to a login page and then to the Update Officer Information form.
