Irving Albert Leonard (December 1, 1896 in New Haven, Connecticut -1962[1]) was an American historian and translator, specialising in Hispanic history and art. His best known publications are Books of the Brave (1949) and Baroque Times in Old Mexico: Seventeenth-Century Persons, Places and Practices (1959). Books of the Brave, a valuable account of the introduction of literary culture to Spain's New World, was updated in 1992.[2]He had many papers published in the American Historical Review and the Hispanic American Historical Review, such as A Frontier Library, 1799 (Feb., 1943, vol. 23, no. 1, p. 21-51).