Schweigaard Selmer was a member of many boards and councils. She was vice president of the Norse Federation from 1975 to 1978, and a long-time board member. She also sat on the boards of Oslo City Museum, the Norwegian Museum of Cultural History and Norway's Resistance Museum. A Riksmål proponent, she was a member of the Norwegian Academy for Language and Literature. She was proclaimed Commander of the Royal Norwegian Order of St. Olav in 1980, and has the Defence Medal 1940 – 1945.