Laffan is the surname of: May Laffan, writer, a pioneer of "slum fiction" in Ireland Joseph de Courcy Laffan, Irish physician William M. Laffan, publisher and editor of the New York Sun Robert Laffan, officer in the Royal Engineers, Governor of Bermuda Patricia Laffan, English actress Kevin Laffan, English playwright Robert Laffan, Archbishop of Cashal and Emly in Ireland Gary Laffan, Irish hurler. Wikipedia