James or Jim McDermott may refer to:
James T. McDermott (politician) (1872–1938), American politician James T. McDermott (judge) (1926–1992), American judge Jimmy McDermott (1932–2006), English professional footballer Jim McDermott (born 1936), American politician James McDermott (business executive), American businessman, former CEO and chairman of Keefe, Bruyette & Woods James McDermott, blackjack strategy pioneer Jim McDermott (basketball) (1910–2009), American basketball and baseball coach James McDermott (baseball) (1846–1882), American baseball player Jim McDermott (illustrator) (born 1960), New Hampshire-based artist