Lydon

Lydon is a surname of Irish origin, an anglicization of "Loideán", and may refer to:

• Alexander Francis Lydon (1836–1917), English engraver of natural history
• Alexandra Lydon (born 1979), Irish and American television actress
• Christopher Lydon (born 1940), American media personality and author
• Don Lydon (born 1938), Irish psychologist and former politician in Ireland
• James Francis Lydon (1928–2013), Irish historian
• Jimmy Lydon (1923–2022), American movie actor and television producer
• Joe Lydon (1878–1937), American welterweight boxer
• Joe Lydon (born 1963), English rugby league footballer and rugby union coach
• John Lydon (born 1956) also known as Johnny Rotten, British rock musician
• Joseph Patrick Lydon (1878–1937), American welterweight boxer
• William A. Lydon (1863–1918), founded the Great Lakes Dredge and Dock Company