She was home schooled by her mother until she was 12 years old.
She writes adult fantasy stories.
She has said that her poetry has been influenced in Edgar Allan Poe and Mark Twain.
She used to study at the Wychwood School when she was young.
Her mother's name was Jessie McDonald Aiken.
She worked at the London office of the United Nations for ten years and also she worked at the Argosy Magazine as a copy editor.
Her hobbies are painting and gardening at her home.
Her husband's name is Ronald George Brown.
She used to work for BBC before she started her career as a writer.
The last novel that she published was called "The Witch of Clattering Claws" and was published in 2005.
She received the Guardian Award in 1969.
She published her novel "Black Hearts in Battersea" in 1964.
She received the Edgar Allan Poe Award in 1972.
Joan Aiken: (in an interview) Why do we want to have alternate worlds? It's a way of progress if you write something hopefully you write about something that's better or more interesting that circumstances as they now are.