Clare Margaret Mulley (born 1969) is an English award-winning biographer. Her first book, The Woman Who Saved the Children: A Biography of Eglantyne Jebb (Oneworld, 2009) won the Daily Mail Biographers’ Club Prize, and was republished in 2019 to mark the centenary of Save the Children. The Spy Who Loved: The Secrets and Lives of Christine Granville, Britain's First Female Special Agent of the Second World War (Macmillan, 2013) has been widely translated, and optioned by Universal Studios. Mulley's third book, The Women Who Flew for Hitler (Macmillan, 2017), is a joint biography of two women at the heart of the Third Reich but who ended their lives on opposite sides.