John F. Gradon
Agency patch
Guard

John F. Gradon

Felonious
End of Watch February 1, 1953
Age 68
The Vigil Panel 88 ›
Gender Male

Incident

Guard John Gradon and Guard Grant Dohner succumbed to head injuries sustained during an escape attempt at the Loxahatchee Road Prison. One of three inmates, age 22, hit both guards over the top of their heads with a stove poker, fracturing their skulls. All were serving sentences for robbery. Guard Dohner died at the scene. Guard Gradon died two weeks later. All three inmates were convicted of second degree murder. The killer was sentenced to life. One was sentenced to 30 years and the other to 20 years.

In Our Keeping

Permanent identifier
BO-US-FL-22C42DE2
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
April 2, 2026
Last updated
July 23, 2026

Honored here by 1 sentinel - 1 tribute.

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Tributes

I never knew you. I am standing here anyway.
Guard Gradon served with the Florida State Road Department.
Thank you for your service to the Tallahassee community. Gone but never to be forgotten.
Rest easy, Guard Gradon.

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

Agency

Location Tallahassee, FL
Platform Identity fsrdscrf.leon.fl.us.gov.nw

Service Record

End of Watch February 1, 1953
Age 68
Gender Male

Incident Details

Cause Felonious
Weapon Blunt object
Offender Three convicted of murder

Guard John F. Gradon is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.

In FL, 539 of 1,008 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 53.5% of this state's fallen. That is 0.7 percentage points below the national rate of 54.2%.

At Florida State Road Department - State Convict Road Force, 6 of 6 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 100% of this agency's fallen.

Florida State Road Department - State Convict Road Force
6
of 6 officers
100% Felonious
FL — Statewide
539
of 1,008 officers
53.5% Felonious
Nationwide
17,623
of 32,508 officers
54.2% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. John F. Gradon's cause is highlighted.

Felonious
17,623 (54.2%)
Accident
10,088 (31%)
Illness
2,974 (9.1%)
Cardiac
1,306 (4%)
Undetermined
260 (0.8%)
Suicide
256 (0.8%)
vehicular
1 (0%)

How John F. Gradon Compares

Age at End of Watch
68
This officer
Avg for Felonious: 39.0 years

Offender Outcome

Three convicted of murder

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. John F. Gradon is highlighted in Feb.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,517
May
1,505
Jun
1,443
Jul
1,587
Aug
1,516
Sep
1,553
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. John F. Gradon was killed by blunt object.

Gun; Unknown type
5,083
Handgun
2,077
Shotgun
922
Officer's handgun
909
Automobile; Alcohol involved
530
Rifle
518