Nels Daniel "Dan" Niemi
Police Officer

Nels Daniel "Dan" Niemi

San Leandro Police Dept. — San Leandro, CA
Felonious
End of Watch July 25, 2005
Age 42
Tour of Duty 3 yrs
The Vigil Panel 153 ›
Gender Male

Incident

Police Officer Dan Niemi was shot and killed in an ambush attack while investigating a disturbance call on Doolittle Drive.

Officer Niemi responded to Doolittle Drive at 11:00 pm for the second time that day. As Officer Niemi spoke to some of the residents, a man drove up to the scene and engaged Officer Niemi in conversation. Without warning, the man produced a handgun and shot Officer Niemi several times, killing him.

The suspect fled the scene on foot and was apprehended the next day. He was convicted in May 2007 of first-degree murder for Officer Niemi's murder and subsequently sentenced to death.

Officer Niemi had served with the San Leandro Police Department for 3 years.

Survivors

He is survived by his wife, son, and daughter.

In Our Keeping

Permanent identifier
BO-US-CA-53E3363C
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.
Police Officer Niemi gave the San Leandro Police Department 3 years.
Thank you for your service to the San Leandro community. Gone but never to be forgotten.
Rest easy, Police Officer Niemi.

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

Agency

Location San Leandro, CA
Platform Identity slpd.alameda.ca.us.gov.nw

Service Record

End of Watch July 25, 2005
Tour of Duty 3 yrs
Age 42
Gender Male

Incident Details

Cause Felonious
Cause Detail Gunfire
Weapon Handgun
Offender Sentenced to death

Police Officer Nels Daniel "Dan" Niemi 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 CA, 974 of 1,837 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 53% of this state's fallen. That is 1.2 percentage points below the national rate of 54.2%.

At San Leandro Police Dept., 2 of 3 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 66.7% of this agency's fallen.

San Leandro Police Dept.
2
of 3 officers
66.7% Felonious
CA — Statewide
974
of 1,837 officers
53% 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. Nels Daniel "Dan" Niemi'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 Nels Daniel "Dan" Niemi Compares

Age at End of Watch
42
This officer
Avg for Felonious: 39.0 years
Years of Service
3
This officer
Avg for Felonious: 8.5 years

Offender Outcome

Sentenced to death

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Nels Daniel "Dan" Niemi is highlighted in Jul.

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. Nels Daniel "Dan" Niemi was killed by handgun.

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

Incident Location

Others Who Wore This Badge

2 officers from San Leandro Police Dept. are honored on badge.nw.