Deputy Sheriff Dennis Leo Riley

Deputy Sheriff Dennis Leo Riley | Charles County Sheriff's Office, Maryland
Charles County Sheriff's Office, Maryland
Deputy Sheriff Dennis Leo Riley

Charles County Sheriff's Office, Maryland

End of Watch Tuesday, January 11, 1977

Add to My Heroes

Dennis Leo Riley

Deputy Sheriff Dennis Riley was killed in an automobile crash at the intersection of Route 228 and U.S. Route 301 in Waldorf, Maryland.

As he waited for a traffic light to change, a tractor-trailer fuel tanker skidded to a stop and overturned on his patrol car, killing him instantly.

Deputy Riley was a United States Marine Corps Vietnam War veteran and served with the Charles County Sheriff's Office for five years. He was survived by his wife and four children.

Bio

  • Age 28
  • Tour 5 years
  • Badge 49
  • Military Veteran

Incident Details

  • Cause Automobile crash

routine driving, vehicle crash

LODD Mapping FAQs

Most Recent Reflection

View all 15 Reflections

Deputy Sheriff Riley,
On today, the 48th anniversary of your death I would just like to say thank you for your service and sacrifice-not just as a Law Enforcement Officer but for our Country as well when you served with the USMC during the Vietnam War. And to your Family and loved ones, I wish to extend my deepest sympathy.

Semper Fi Devil Dog!

BPA Mike Casey
United States Border Patrol(Retired)

January 11, 2025

Create an account for more options, or use this form to leave a Reflection now.

Recent LODD Deaths