T. B. L. (Thomas Bertram Lonsdale) Webster (1905-1974) was a British archaeologist and classicist, particularly interested in Greek comedy. He started his career as Hulme Professor of Greek at Manchester University, where he remained for seventeen years. He then moved on to the chair of Greek at University College London, where he established the London Institute of Classical Studies. His final position was at Stanford University where he was Professor of Classics, Emeritus.