Dame Agatha Mary Clarissa Christie, Lady Mallowan, DBE (née Miller; 15 September 1890 – 12 January 1976) was an English writer known for her 66 detective novels and 14 short story collections, particularly those revolving around fictional detectives Hercule Poirot and Miss Marple. She also wrote the world's longest-running play The Mousetrap and six romances under the pseudonym Mary Westmacott. In 1971, she was appointed a Dame Commander of the Order of the British Empire (DBE) for her contribution to literature.
