John W. Clare, 65, a retired Army major who had served in two wars and then served in the Foreign Service for nearly 15 years before retiring a second time in 1980, died of emphysema Nov. 23 at Montgomery General Hospital. He lived in Silver Spring.

During his years with the Foreign Service he was stationed in Chad, the Ivory Coast, Colombia and Japan. He also served as an aide to secretaries of State William Rogers, Henry Kissinger, and Cyrus Vance at international conferences.

Maj. Clare was a native of Michigan. He entered the Army in 1938 and received an infantry commission in 1942. During World War II, he served in Iceland and the Pacific. Recalled to active duty in 1950, he served in South Korea during the conflict there and received a Purple Heart Medal. Later posts included an assignment in the early 1960s in Vietnam. He retired from active duty in 1965.

In addition to the Purple Heart, his military decorations included three Army Commendation Medals and the Combat Infantryman's Badge. His also was a recipient of the State Department's Superior Honor Award. He was a member of the Disabled American Veterans, the Second Infantry Officers Association, the Society of the Fifth Division, and the American Foreign Service Association.

Survivors include his wife of 44 years, Barbara, of Silver Spring; a daughter, Nancy McNerney of Rockville; a son, Jeffrey B., of Charlotte, N.C.; a brother, Eldon R., of Detroit, and a grandchild.