Dr. Geoffrey Edsall, 72, a former director of the immunology division at the Walter Reed Army Institute of Research and a consultant on immunization for health organizations around the world, died Monday at the Torrey Pines Convalescent Hospital in La Jolla, Calif., he had a heart ailment.

Dr. Edsall directed the Army Institute's immunology division from 1951 to 1956. He then served as technical director of research for communicable and parasite diseases there until 1960.

He was a professor emeritus of applied microbiology at Harvard University and professor emeritus and former head of the microbiology department at the London School of Hygiene and Tropical Medicine.

Dr. Edsall was a former director of the commission on immunization for the Armed Forces Epidemiology Board and served as a consultant for the World Health Organization, the Army Surgeon General, the U.S. Public Health Service and the National Institutes of Health.

He also worked on problems of immunization against disease in South America, Europe, India, Taiwan, Malaysia and Indonesia.

Dr. Edsall was born in Philadelphia. He attended Harvard University as an undergraduate and earned a medical degree there in 1934.

He and his wife, the former Helen Fogle, lived in London before moving to San Diego about two years ago.

Besides his wife, survivors include a son, Richard C., of Potomac; a brother, Dr. John T., of Cambridge, Mass., and two grandchildren.