G. Edward Borst, 72, a retired official of the State and Commerce departments, died of an eneurysm June 3 at his summer home in Thurmont, Md. He was a resident of Bethesda.

Mr. Borst was born in the Netherlands. He came to the United States in 1928 and went to work for a tobacco company in Hopkinsville, Ky. In 1935, he became the European representative of a Richmond tobacco company and was based in Brussels, Belgium.

He returned to the United States in 1940. He began his career with the federal government in 1942, when he joined the Army. He was assigned to the Office of Strategic Services and was in charge of intelligence operations in Belgium, the Netherlands and Luxembourg. He also took part in OSS missions in Europe.

After the war, Mr. Borst was a civil defense official and then joined the State Department in 1954. He served in the Netherlands and Denmark. In 1956, he was appointed chief of the Austrian section of the Intergovernmental Committee for European Migration. In that post he helped supervise the care of more than 100,000 Hungarians who fled their country during and after the uprising against the Communists there in 1956.

In 1961, Mr. Borst left the State Department and two years later joined the Commerce Department. He was an assistant to the director of foreign trade missions until his retirement in 1972.

Mr. Borst remained in the Army reserves after World War II. He retired in 1963 with the rank of colonel.

Survivors include his wife, Mary Rial Borst, of the home; two sons, G. Edward Jr., of Washington, and Dr. Christopher A., of Harrisburg, Pa., three daughters, Elizabeth Anne Fannon, of Amissville, Va., Aileen Caroll Snyder, of Rixeyville, Va., and Susan Katherine Fawcett, of North Springfield, Vt.; two sisters, Anne VanDijk and Catherine Ruthers, both of The Hague, the Netherlands, and eight grandchildren. CAPTION: Picture, G. EDWARD BORST