Dorsey H. Delavigne, 65, a retired personnel director for the Agency for International Development and before that a personnel specialist with the Civil Service Commission, died of cancer Tuesday in Myrtle Beach, S.C.

Dr. Delavigne was born in Washington and remained in this area until 1976, when he moved to Maitland, Fila., and Garden City, S.C. He attended the old Business High School and McKinley High School. He began working as a clerk in various federal agencies in the mid-1930s while attending night classes at the old National Law School, now part of George Washington University.

He received a law degree in 1940 and began work with the Civil Service Commission in 1941. He moved to AID in 1962, and was director of personnel until his retirement in 1968.

After retiring from the government, Mr. Delavigne worked as a consultant on personnel procedures for several government agencies. From 1969 to 1971, he conducted a survey of personnel practices in Jordan for the Ford Foundation. He retired a second time in 1975.

Mr. Delavigne had been a member of St. Bernadette's Catholic Church in Silver Spring. He had been a member of the Knights of Columbus since 1938.

Survivors include his wife, Lucille Vereen, of the home in Garden City; a son Dorsey H. Jr. of Silver Spring; a daughter, Joanne Beasley; of Maitland; two sisters, Frances Nickerson, of McLean, and Anne Farrell, of Boca Raton, Fla.; two brothers, Kenneth, of Washington, and Theodore, of Arlington, and seven grandchildren.