U.S. Army
William M Callahan
May 16, 1913—August 3, 2001
S SGT
Life Timeline
88 years1913
Born
May 16, 1913
US ARMY
Service Record
World War II
World War II
Conflict
S SGT
2001
Passed Away
August 3, 2001
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
S SGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more