Parviz A. Khabir, who worked at the World Health Organization, died May 5 at his home in Rockville. He was 85.

He had chronic obstructive pulmonary disease, according to the death certificate. A daughter, Soraya Blackwood, confirmed the death.

Dr. Khabir began working with the World Health Organization in the 1960s in his native Iran, where he worked on the eradication of malaria.

He later held various posts in the Iranian government related to public health before leaving the country after the 1979 revolution.

He lived in France for two years and settled in the Washington area in 1982. At the time of his death, he worked for Geographic Services, a McLean-based firm dedicated to creating cultural geospatial maps.

Parviz Ali Khabir was born in Tehran and came to the United States to attend college. He was a graduate of Central Michigan University and received a master’s degree from the University of Pittsburgh’s Graduate School of International Public Administration and a doctorate in parasitology from Syracuse University.

Mr. Khabir’s first marriage, to Priscilla Marlett Khabir, ended in divorce.

Survivors include his wife, Manijeh Amini Khabir of Rockville, to whom he was married for 49 years; three children from his first marriage, Jalae Ulicki of Phoenix, Jeffrey Khabir of Mount Pleasant, Mich., and Jamal Khabir of La Vista, Neb.; two daughters from his second marriage, Soraya Blackwood of Gaithersburg and Marian Lowe of Frederick; seven grandchildren; and five great-grandchildren.

— Mohana Ravindranath