SD
U.S. Marine Corps · United States 
Sylvan Dykstra
1953
Sylvan E. Dykstra served the U.S. Marine Corps.
How He Died
Manner
Accident
Cause
Multiple traumatic injuries
What Happened
Patrolman Sylvan Dykstra was accidentally shot and killed by another officer at the department's booking window at 6th and Water Streets.
The officers were standing on opposite sides of the window discussing a case when the other officer's weapon discharged. The round struck Patrolman Dykstra in the head, killing him.
Patrolman Dykstra, a WWII U.S. Marine Corps veteran, had served with the Sioux City Police Department for 5 years.
The officers were standing on opposite sides of the window discussing a case when the other officer's weapon discharged. The round struck Patrolman Dykstra in the head, killing him.
Patrolman Dykstra, a WWII U.S. Marine Corps veteran, had served with the Sioux City Police Department for 5 years.
Survivors
He is survived by his wife and child.
Service Record
U.S. Marine Corps
Also Served
Sioux City Police Department
Patrolman
In Our Keeping
Permanent identifier
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Record added
August 2, 2026
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Last updated
August 2, 2026
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