William A. Boone, 72, a retired vice president of the Aetna Life and Casualty Co. and the manager of its Washington office from 1951 to 1968, died at Suburban Hospital April 19 following a heart attack. He lived in Chevy Chase.

Mr. Boone, who was born in Otumwa, Iowa, graduated from Swarthmore College and joined Aetna in Philadelphia. During World War II, he was an officer in the Navy. In 1968, he was made a vice president of Aetna. He retired in 1973.

Mr. Boone was a president of the D.C. Insurance Managers Association and a chairman of the insurance committee of the Washington Metropolitan Board of Trade.

He also was a vestryman at All Saints Episcopal Church, a trustee of the Community Psychiatric Clinic of Bethesda, a president of the Fossils Club, a past commander of the Augustus P. Gardner Post of the American Legion and a member of the executive board of the National Capital Area Council of the Boy Scouts of America. He was active in Swarthmore alumni affairs and a member of the Columbia Country Club.

His marriage to the former Elizabeth Duffield ended in divorce.

Survivors include his wife, Ruth Jackson Boone of Chevy Chase; their two children, W. Daniel of Oakland, Calif., and James Austin of Springfield, Mass.; one child by his first marriage, Susan Boone Olson of Manhattan Beach, Calif., and two granddaughters.