Edna Fluegel, 67, retired chairman of the political science department at Trinity College in Washington, died June 4 at Doctors Hospital. She suffered from emphysema.

Dr. Fluegel had taught at Trinity from 1949 to 1972, serving as department chairman for much of that period.

She came to Washington to work for the State Department in 1942 as a divisional assistant and became a foreign affairs specialist in 1945, remaining there until joining the Trinity faculty.

While at State, she participated in the Dumbarton Oaks Conference and the opening session of the United Nations in San Francisco. She was a special assistant to Trygve Lie, the first secretary general of the U.N.

At Trinity College, Dr. Fluegel led the way in teaching political science students by using Washington resources in field work and other projects.

She was a charter member of the Trinity Epsilon chapter of Phi Beta Kappa.

She served as a research consultant to foreign policy groups and congressional committees and had been a senior fellow at the Brookings Institution.

Dr. Fluegel was born in Wilkes-Barre, Pa. She graduated from Marywood College in Scranton, Pa., and earned masters and doctors degrees from Duke University.

She is survived by a sister, Mrs. Anthony Angley, of Harrisburgh, Pa. CAPTION: Picture, DR. EDNA FLUEGEL