Roll of Honor
Kenneth Francis Tietjen
Incident
Police Officer Kenneth Tietjen was killed in the September 11, 2001, terrorist attacks while attempting to rescue the victims trapped in the World Trade Center.
Officer Tietjen was killed when the first tower collapsed after he reentered it to rescue victims.
Officer Tietjen had served with the Port Authority of New York and New Jersey Police Department for eight years. He received commendations for subduing subjects who had stabbed law enforcement officers in separate incidents.
September 11, 2001
Police Officer Kenneth Francis Tietjen was killed at the World Trade Center on the morning of September 11, 2001. He was 31 years old.
He is one of 72 officers honored here, and one of 37 at Port Authority of New York and New Jersey Police Department.
Seventy-two law enforcement officers from eight local, state, and federal agencies were killed at the World Trade Center on the morning of September 11, 2001, alongside 343 members of the New York City Fire Department and more than 2,800 civilians. A fourth aircraft went down in a field near Shanksville, Pennsylvania, where a law enforcement officer aboard was among the dead.
Officers went into the towers while everyone else was coming out. More than 25,000 people reached safety because they did.
Survivors
He was survived by his parents, two sisters, and fiancee.
In Our Keeping
- Permanent identifier
BO-US-NY-8B9C3276- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- August 2, 2026
- Last updated
- August 2, 2026
Honored here by 1 tribute.
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Tributes
You went in while everyone else was coming out.
Police Officer Tietjen gave the Port Authority of New York and New Jersey Police Department 8 years.
Thank you for your service to the Jersey City community. Gone but never to be forgotten.
Rest easy, Police Officer Tietjen.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Police Officer Kenneth Francis Tietjen is one of 1 officers lost to illness connected to their service across the full record of this memorial — 0% of all 97,772 officers honored here.
In NJ, 112 of 646 officers were lost to illness connected to their service — 17.3% of this state's fallen. That is 17.3 percentage points above the national rate of 0%.
At Port Authority of New York and New Jersey Police Department, 53 of 60 officers on record were lost to illness connected to their service — 88.3% of this agency's fallen.
National Cause Distribution
How Illness compares to all causes of officer death in the memorial record. Kenneth Francis Tietjen's cause is highlighted.
How Kenneth Francis Tietjen Compares
When Illness Deaths Occur
Monthly distribution of Illness deaths across the full memorial record. Kenneth Francis Tietjen is highlighted in Sep.
Incident Location
Others Who Wore This Badge
59 officers from Port Authority of New York and New Jersey Police Department are honored on badge.nw. Showing the 16 most recent.
