Samuel Dulany Hunter, 79, a retired professor of history and political science at Georgetown University who had been a captain in the Navy Reserves, died of Alzheimer's disease Juat the Ashe County Hospital in Jefferson, N.C.

Dr. Hunter, who had lived in Jefferson since 1979 and also m Dania, Fla., was born in Washington. He earned bachelor's, master's and doctoral degrees at Georgetown and jothe early 1930s. In addition to teaching, he directed a program to prepare Georgetown graduates for the entranor the Foreign Service.

During World War II, he was called to active duty as a naval reserve officer and asence work in North Africa and Sicily. He worked for the Central Intelligence Agency from 1947 to 1952, when he returned to teaching. In 1961, he retired from Georgetown and also from the Nav

Dr. Hunter was a founder of the old Washington Diplomatic and Consular Institute.

After retiring from Georgetown, Dr. Hunter worked ain Utah and Colorado before returning here in 1970.

His first wife, Dorothy, died in 1960. His second wife, Mary, died in 1974.

Survivde his wife, Katherine, of Jefferson and Dania; a son by his first marriage, Robert D., of Gaithersburg; a sister, Emma Dominguez of Newportnd a grandson.