Robert E. Mahn Jr.

United States Department of the Interior - National Park Service — Washington, DC

Accident

End of Watch January 17, 1994

Age 51

Tour of Duty 21 yrs

The Vigil Panel 140 ›

Gender Male

Incident Service The Sacrifice Department 39

Incident

Park Ranger Robert Mahn was killed in a snowmobile accident while on back-country patrol in Yellowstone National Park, Wyoming, during blizzard-like conditions occurred. Additional rangers were sent to look for him after he failed to respond to dispatchers by radio. The searchers located his body at the bottom of a 70-foot cliff. Ranger Mahn had served with the National Park Service for 21 years.

Survivors

He was survived by his wife.

In Our Keeping

Permanent identifier: BO-US-C8D869DB
Stewardship: Maintained by NeuraWeb Global Inc.
Added to badge.nw: August 2, 2026
Last updated: August 2, 2026

Honored here by 1 tribute.

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Tributes

21 years. You could have gone home.
Park Ranger Mahn gave the United States Department of the Interior 21 years. Still answering calls at the end.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Park Ranger Mahn.

— S. Vincent Anthony, U.S. Army 1985-1993

Agency

Department United States Department of the Interior - National Park Service

Type Federal Agency

Location Washington, DC

Platform Identity usdinpsfed.fed.us.gov.nw

Service Record

End of Watch January 17, 1994

Tour of Duty 21 yrs

Age 51

Gender Male

Incident Details

Cause Accident

Park Ranger Robert E. Mahn Jr. is one of 1 officers lost to accidents in the line of duty across the full record of this memorial — 0% of all 97,772 officers honored here.

In DC, 453 of 1,418 officers were lost to accidents in the line of duty — 31.9% of this state's fallen. That is 31.9 percentage points above the national rate of 0%.

At United States Department of the Interior - National Park Service, 28 of 40 officers on record were lost to accidents in the line of duty — 70% of this agency's fallen.

United States Department of the Interior - National Park Service

of 40 officers

70% Accident

DC — Statewide

453

of 1,418 officers

31.9% Accident

Nationwide

of 97,772 officers

0% Accident