Lucy Walker (1907–1987) was one of a few pseudonyms used by Dorothy Lucie Sanders (née McClemans). She was born in Boulder, Western Australia, on 4 May 1907. Her father was of Irish stock, a minister of the Church of England. Her mother was from New Zealand.
A qualified teacher from Perth College (1928), she taught in state schools in Western Australia until 1936. She continued teaching later in London while her husband, a fellow school teacher whom she married in 1936, completed his doctorate in education.
They returned to Perth, Australia in 1938 but Lucy Walker only began her writing in 1945, producing articles, short stories, and later novels. In 1948 her first novel, Fairies on the Doorstep, was published. Walker was widowed in 1986 and died the following year.
Other pseudonyms used by this author: Shelley Dean, Dorothy Lucie Sanders, and Lucy Walker.
As Lucy Walker, she wrote about 39 romance books.