United States of America
U.S. Army · United States 
William O Lassiter III
1948 – 1970
Vietnam Wall · Panel 10W
Warrant Officer 1 William O Lassiter III served in the U.S. Army. William served with the 1 CAV DIV AIRMOBILE. William served in the Vietnam War and the Cold War. William was 22 years old.
How He Died
Manner
Combat Death
Cause
Multiple traumatic injuries
Circumstance
Killed in action
-
ATTACK HELICOPTER PILOT · ARCOLA, ILD CO, 229TH ASLT HELO BN, 11TH AVN GROUP, 1ST CAV DIV, USARVPay grade W01.
Branch
U.S. Army
Highest rank
Warrant Officer 1
Wars
Service Record
U.S. Army
100E: Attack Helicopter Pilot
ATTACK HELICOPTER PILOT
ARCOLA, IL
1970
Pay grade W01.
Conflicts
Honors · 5 decorations
Awards & Decorations
5
Foreign awards
Memorials
In Our Keeping
Permanent identifier
neuraspine_01krcpgpsf0vcdfaxgxn5wd34f
Record added
August 7, 2026
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Last updated
October 12, 2026
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William O Lassiter III
Warrant Officer 1
U.S. Army
- 1970
1st Cavalry Division
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