Vernon P. Marconnet
Agency patch
Deputy

Vernon P. Marconnet

Felonious
End of Watch June 30, 1988
Age 51
Tour of Duty 19 yrs
The Vigil Panel 133 ›
Gender Male

Incident

Deputy Vernon Marconnet was shot and killed after he stopped to investigate two suspicious vehicles near a canal bank along S. Carver Road around 32nd Avenue. He found a father and three sons who had been drinking and arguing. Just after Deputy Marconnet called for backup, a 911 call was received stating that an officer was in trouble. When officers arrived they found Deputy Marconnet dead beside his car. All four subjects were arrested and charged with murder. An investigation revealed when Deputy Marconnet was putting the older man into the patrol car, one of his sons grabbed the deputy's police radio and hit him in the head with it causing a deep gash. Another son grabbed his gun and forced Deputy Marconnet to lie on the ground. Ordered by his father, he shot Deputy Marconnet in the head killing him instantly. The father and the two sons who attacked and shot Deputy Marconnet were convicted of his murder and sentenced to death. Their sentences were later commuted to life. The third son entered into a plea bargain arrangement and was sentenced to 10 years. The son who was sentenced to life was denied parole in 2021. Deputy Marconnet had served with the agency for 19 years.

Survivors

He was survived by his wife, two sons, and two daughters.

In Our Keeping

Permanent identifier
BO-US-AZ-C6FA4E04
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.
Deputy Marconnet gave the Maricopa County Sheriff's Office 19 years.
Thank you for your service to the Phoenix community. Gone but never to be forgotten.
Rest easy, Deputy Marconnet.

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

Agency

Location Phoenix, AZ
Platform Identity mcso.maricopa.az.us.gov.nw

Service Record

End of Watch June 30, 1988
Tour of Duty 19 yrs
Age 51
Gender Male

Incident Details

Cause Felonious
Weapon Officer's handgun
Offender Sentenced to life

Deputy Vernon P. Marconnet 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 AZ, 204 of 330 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 61.8% of this state's fallen. That is 7.6 percentage points above the national rate of 54.2%.

At Maricopa County Sheriff's Office, 11 of 28 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 39.3% of this agency's fallen.

Maricopa County Sheriff's Office
11
of 28 officers
39.3% Felonious
AZ — Statewide
204
of 330 officers
61.8% 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. Vernon P. Marconnet'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 Vernon P. Marconnet Compares

Age at End of Watch
51
This officer
Avg for Felonious: 39.0 years
Years of Service
19
This officer
Avg for Felonious: 8.5 years

Offender Outcome

Sentenced to life

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Vernon P. Marconnet is highlighted in Jun.

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. Vernon P. Marconnet was killed by officer's handgun.

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

Incident Location