Elizabeth Kalassay Vasvary, 82, who with her husband, the late Rev. Edmund Vasvary, had been active in American-Hungarian immigrant affairs here, died June 2 in Lynchburyg, Va., of complications from a kidney ailment.

A resident of Washington since 1935, she was visiting her son, Edmund C. Vasvary, at the time of her death.

From 1954 to 1969, Vasvary was administrative assistant to the late Ference Nagy, the last noncommunist prime minister of Hungary, who had lived in this area until his death last year.

She was born in Bridgeport, Conn., and later lived in Pittsburgh, Pa., where she married Mr. Vasvary in 1916. She served with him in Hungarian Reformed churches in Buffalo, Pittsburgh and Cleveland.

They moved to Washington when Mr. Vasvary became auditor of the Hungarian Federation of America. He died here in 1977.

In the early and mid-1940s, Mrs. Vasvary was a translator-analyst with the Office of War Information here.

In addition to her son, survivors include her daughter, Elizabeth V. Shapiro, of Washington; three sisters, Ethel K. Heufeld, of Pittsburgh, and Vilma Molnar and Margaret Kalman, both of McLean; two brothers, Dr. Louis Kalassay, of Pittsburgh, and Karl W. Kalassay, of McLean, four grandchildren and eight great-children.