US AIR FORCE
John Robert Hancock
April 24, 1918—October 21, 2001
LT COL
Life Timeline
83 years1918
Born
April 24, 1918
US AIR FORCE
Service Record
LT COL
2001
Passed Away
October 21, 2001
Service Record
Verified fields from cemetery source data.
Branch
US AIR FORCE
Rank
LT COL
Sourced from official cemetery data; last updated May 30, 2026.Learn more