Enid Algerine Bagnold, Lady Jones, was a British writer and playwright best known for the 1935 story National Velvet.

National Velvet is a novel by Enid Bagnold (1889–1981), first published in 1935. It was illustrated by Laurian Jones, Bagnold's daughter, who was born in 1921. The novel tells the story of a teenaged girl who wins a horse racing competition. It was a best-seller, and adapted into a highly successful 1944 film and a 1960-62 television series.