Lachlan Keith Murdoch, born on September 8, 1971, in Wimbledon, London, is a British-born Australian and American businessman and a prominent figure in the mass media industry. He is the eldest son of media tycoon Rupert Murdoch. Currently, he holds the positions of executive chairman and CEO of Fox Corporation, chairman of News Corp, and executive chairman of Nova Entertainment.

His net wealth was estimated at A$3.21 billion in 2025.