Geraldine M. Doon, 77, an Alexandria community activist and former Foreign Service officer, died of cancer Nov. 6 at Inova Alexandria Hospital.

Mrs. Doon, an Alexandria resident, was born in Stanton, Neb. She graduated from the University of Nebraska and received a master's degree in international relations from the Fletcher School of Law and Diplomacy at Tufts University.

She was in the Foreign Service for about four years until 1952, serving for a time as a cultural affairs officer at the U.S. Embassy in Montevideo, Uruguay.

In the early 1950s, she worked for the Education Department as a teacher exchange program officer.

In the 1970s, she was co-director of the Alexandria Art League Gallery at the Torpedo Art Factory and co-director of the Lyceum Museum in Alexandria.

After taking substance abuse treatment courses at Northern Virginia Community College, she became a substance abuse counselor at the Recovery Women's Center for Fairfax County. She did similar work for the City of Alexandria in the early 1990s.

She was a member of the Alexandria Democratic Committee, board member of the Substance Abuse and Addiction Recovery Alliance and former board chairman of the Alexandria Community Services Board.

In 1999, she received the Women's Safety and Health Advocacy Award from the Alexandria Commission on Women.

Survivors include her husband of 50 years, James W. Doon Jr. of Alexandria; two children, Kathy Glasebrook of Zionsville, Ind., and Michael M. Doon of Springfield; and four grandchildren.

A son, James W. Doon III, died in 2000.