Laffan

Laffan is the surname of:


 * Brigid Laffan ( 1977– ), Irish political scientist
 * Gary Laffan (born 1975), Irish hurler
 * Joseph de Courcy Laffan (1786–1848), Irish physician
 * Kevin Laffan (1922–2003), English playwright
 * May Laffan (1845–1916), writer, a pioneer of "slum fiction" in Ireland
 * Patricia Laffan (1919–2014), English actress
 * Robert Laffan (c.1794–1833), Archbishop of Cashal and Emly in Ireland
 * Robert Laffan (politician) (1821–1882), officer in the Royal Engineers, Governor of Bermuda
 * William M. Laffan (1848–1909), publisher and editor of the New York Sun