Frederick Sefton Delmer (24 October 1864 – 7 April 1931) was an Australian linguistics university lecturer and journalist.
He studied at Trinity College of the University of Melbourne, graduating M. A.,[2] and continued his studies in Europe, where he made the acquaintance of Herman Grimm, son of Wilhelm Grimm.
[6][7] At the beginning of the First World War, he was held in the Ruhleben internment camp, with his family, because he refused to accept German citizenship and was suspected of being a spy.
In 1917, he was deported to England as part of a prisoner exchange program.
[8] He was later active in Germany and Italy as a journalist, translator and interpreter.