Officer Rank: Sergeant
Memorial Panel: 31-W: 30
Department: New York City, New York, P.D.
End of Watch: November 5, 2007
Years of Service: 20
Description: Sergeant Ryan performed duties related to the rescue and recovery work after the terrorist attack at the World Trade Center on September 11, 2001. Sergeant Ryan died of mantle cell lymphoma on November 5, 2007.