Helen Dale (born Helen Darville; 1972) is an Australian writer and lawyer. She is best known for writing The Hand that Signed the Paper, a novel about a Ukrainian family who collaborated with the Nazis in the Holocaust, under the pseudonym Helen Demidenko. A daughter of British immigrants, Darville was educated at Redeemer Lutheran College in Rochedale, a suburb of Brisbane. While studying English literature at the University of Queensland, she wrote The Hand that Signed the Paper. In 1993, the novel won The Australian/Vogel Literary Award for an unpublished manuscript.