US MARINE CORPS
Thomas Peter Coslett
July 11, 1934—November 17, 2017
GYSGT
Life Timeline
83 years1934
Born
July 11, 1934
US MARINE CORPS
Service Record
Vietnam War
Vietnam War
Conflict
GYSGT
2017
Passed Away
November 17, 2017
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
GYSGT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more