New York City Police Department, New York
End of Watch Thursday, December 9, 1920
Add to My HeroesDaniel J. Grennan
Patrolman Daniel Grennan drowned when he fell into the Gowanas Canal while on foot patrol.
His body was not recovered until March 4th, 1921.
Patrolman Grennan was assigned to the Hamilton Avenue Precinct. He was survived by his wife and son.
Bio
- Age 44
- Tour Not available
- Badge 5630
Incident Details
- Cause Drowned
Most Recent Reflection
View all 10 ReflectionsPatrolman Grennan, on this 100th anniversary of your untimely death, please know that no passage of time can ever erase your service and sacrifice. Rest in peace always.
Detective Cpl/3 Steven Rizzo
Delaware State Police (Retired)
December 9, 2020
Recent LODD Deaths

Deputy Sheriff Hector Cuevas, Jr.
San Bernardino County Sheriff's Department, CA
EOW: March 17, 2025

Sergeant Joseph Anthony Azcona
Newark Police Division, NJ
EOW: March 8, 2025

Police Officer Felicia Dee Reilly
Saint Paul Police Department, MN
EOW: March 1, 2025

Deputy Sergeant Martin Shields, Jr.
Hinds County Sheriff's Office, MS
EOW: February 23, 2025

Police Officer Christopher M. L. Reese
Virginia Beach Police Department, VA
EOW: February 22, 2025

Police Officer Cameron Robert Girvin
Virginia Beach Police Department, VA
EOW: February 22, 2025

Patrolman Andrew William Duarte
West York Borough Police Department, PA
EOW: February 22, 2025

Trooper Kyle McAcy
Nebraska State Patrol, NE
EOW: February 17, 2025

Police Officer Jeremy R. Labonte
Roswell Police Department, GA
EOW: February 7, 2025