Louis M. Miniclier, 66, former director of the community development division of the U.S. Agency for International Development, died last month at his retirement home in Spain.He had been a longtime resident of McLean, and had served with the State Department and AID from 1951 until 1968.

Born in Duluth, Minn, Mr. Miniclier graduated from the Teachers College of Superior, Wis., and did graduate work in social service administration at the University of Chicago.

During the 1930s he was a public welfare official in Chicago and northern California. Starting in 1940, he worked for the Red Cross, first on relief representative in North Africa, Italy and Greece.

From 1945 until he joined the State Department in 1951, Mr. Miniclier worked for the U.S. Military Government in West Germany, dealing with refugee settlement and education.

His work for the State Department and Aid took him to more than 60 countries. He also served as an adviser to the U.S. delegation to the United Nations.

Surviving are two daughters, Shelley Duffus, of Manassas, and Lynn Bailey, of Woodbridge; a son, Christopher, of Denver; two brothers, Gordon, of St. Paul, Minn., and Col. John, of Longwood, Fla., and his mother, Barbara, of Duluth.