William Makepeace Thackeray, (born July 18, 1811, Calcutta, India—died Dec. 24, 1863, London, Eng.), English novelist whose reputation rests chiefly on Vanity Fair (1847–48), a novel of the Napoleonic period in England, and The History of Henry Esmond, Esq. (1852), set in the early 18th century.