Virginia Garton Alexander Krog, 69, a retired Foreign Service Officer and a translator and interpreter for the Pan American World Health Organization here, died of cancer Wednesday at Georgetown University Hospital.

Mrs. Krog was born in Manila, in the Philippines, the daughter of a U.S. Army medical corps captain. She moved to Washington as a young girl and graduated from Central High School in 1927. She attended DePauw University in Indiana, George Washington University here and the University of Mexico.

In 1941, Mrs. Krog went to work for the State Department and served with the U.S. Delegation at the San Francisco Conference for organization of the United Nations in 1945.

Before retiring in 1966, she served as chief of the old U.S. Information Service's foreign language media section and as cultural and press attache in Sao Paulo, Brazil, and in Lisbon and Brussels.

After retiring, Mrs. Krog became a translator and interpreter and a freelance writer on Colonial archeological and military history.

She lived in Washington and was a member of the Virginia and British Historical Societies, the National Genealogical Society, the English-Speaking Union, the Daughters of the American Revolution, and Diplomatic And Consular Officers, Retired.

She was the widow of Morten Krog, a Norwegian aviation lawyer, who died in 1960.

Survivors include a daughter, Dee Alexander Robarts of Cairo, Egypt, and Greenwich, Conn.; a son, Georg, of Oslo, Norway, and three grandsons.