Waterloo Police Department, Iowa
End of Watch Saturday, January 14, 1956
Add to My HeroesWilliam Russell Mehlhorn, Jr.
Patrolman William Mehlhorn was shot and killed with his own weapon, a .357-caliber Colt revolver, while attempting to arrest a burglary suspect at The Martin Hotel on Sycamore Street in Waterloo.
The suspect was shot and wounded by another officer. The suspect's wound caused him to be paralyzed until his death six years later.
Patrolman Mehlhorn had served with the Waterloo Police Department for two years. He was survived by his wife and four children.
Bio
- Age 32
- Tour 2 years
- Badge Not available
Incident Details
- Cause Gunfire
- Weapon Officer's handgun
- Offender Shot and killed
Most Recent Reflection
View all 11 ReflectionsWilliam R. Mehlhorn was my father who was killed in the line of duty in January 1956.
I was 10 years old at the time. My other sisters were age 11 and a year and a half and my brother was 3. It shattered our family. He is buried ay Waterloo Memorial Park Cemetery along with my mother. He has been remembered everyday of my life.
KATHLEEN F. CHRISTENSEN
daughter
March 1, 2024
Recent LODD Deaths

Lieutenant Allen "Noochie" Credeur
Rayne Police Department, LA
EOW: May 5, 2025

Special Deputy Sheriff Larry Henderson
Hamilton County Sheriff's Office, OH
EOW: May 2, 2025

Deputy Sheriff Brandon Ray Sikes
Columbia County Sheriff's Office, GA
EOW: April 26, 2025

Deputy Sheriff Jesse Perez
Dawson County Sheriff's Office, TX
EOW: April 22, 2025

Captain Helio Armando Garcia, III
South Fulton Police Department, GA
EOW: April 16, 2025

Deputy Sheriff Melissa Pollard
Wood County Sheriff's Office, TX
EOW: April 9, 2025

Deputy Sheriff William May
Walton County Sheriff's Office, FL
EOW: April 2, 2025

Police Officer Osmar Rodarte
Marysville Police Department, CA
EOW: March 26, 2025

Sergeant Grant J. Candies
St. Tammany Parish Sheriff's Office, LA
EOW: March 23, 2025