William Francis Langdon
Agency patch
Special Agent

William Francis Langdon

Felonious
End of Watch December 10, 1915
Age 64
Tour of Duty 12 yrs
The Vigil Panel 30 ›
Gender Male

Incident

Location: Colorado Weapon: Handgun Offender: Convicted of murder

Special Agent William Langdon was shot and killed after stopping four hobos in a railroad yard near the Old Pueblo Smelter in Pueblo, Colorado.

Two of the men were convicted of his murder.

Special Agent Langdon had served with the Atchison, Topeka, and Santa Fe Railroad Police for 12 years.

Survivors

He was survived by his wife and three children.

In Our Keeping

Permanent identifier
BO-US-RR-B570FB93
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

I never knew you. I am standing here anyway.
Special Agent Langdon gave the Atchison, Topeka and Santa Fe Railroad Police Department 12 years.
Thank you for your service to the Topeka community. Gone but never to be forgotten.
Rest easy, Special Agent Langdon.

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

Agency

Type Police Department
Location Topeka, KS
Platform Identity atsfrpd.rr.us.gov.nw

Service Record

End of Watch December 10, 1915
Tour of Duty 12 yrs
Age 64
Gender Male

Incident Details

Cause Felonious
Cause Detail Gunfire
Weapon Handgun

Special Agent William Francis Langdon is one of 1 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 0% of all 97,772 officers honored here.

In KS, 237 of 335 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 70.7% of this state's fallen. That is 70.7 percentage points above the national rate of 0%.

At Atchison, Topeka and Santa Fe Railroad Police Department, 24 of 32 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 75% of this agency's fallen.

Atchison, Topeka and Santa Fe Railroad Police Department
24
of 32 officers
75% Felonious
KS — Statewide
237
of 335 officers
70.7% Felonious
Nationwide
1
of 97,772 officers
0% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. William Francis Langdon's cause is highlighted.

Felonious
1 (0%)
Accident
1 (0%)
Illness
1 (0%)
Cardiac
1 (0%)
Undetermined
1 (0%)
Suicide
1 (0%)

How William Francis Langdon Compares

Age at Death
64
This officer
Avg for Felonious: 39.0 years
Years of Service
12
This officer
Avg for Felonious: 8.4 years

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. William Francis Langdon is highlighted in Dec.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,516
May
1,504
Jun
1,442
Jul
1,587
Aug
1,517
Sep
1,491
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. William Francis Langdon was killed by handgun.

Handgun
3,684
Gun
3,592
Gun; Unknown type
1,492
Shotgun
1,109
Rifle
935
Officer's handgun
909

Incident Location