List of Famous people named John

John Liman Hamburg is an American screenwriter, film director and producer.

John Ray Dunning was an American physicist who played key roles in the Manhattan Project that developed the first atomic bombs. He specialized in neutron physics, and did pioneering work in gaseous diffusion for isotope separation. He was Dean of the School of Engineering and Applied Science at Columbia University from 1950 to 1969.

John Masius is an American screenwriter. He is a credited for creating the series Touched by an Angel (1994–2003), Providence (1999–2002) and Hawthorne (2009–2011).

John Lander FRGS was the younger brother of English explorer Richard Lemon Lander and accompanied him on his second expedition to western Africa.

John Sandford, real name John Roswell Camp, is an American New York Times best-selling author, novelist, a former journalist and recipient of the Pulitzer Prize.

John Lee Mahin was an American screenwriter and producer of films who was active in Hollywood from the 1930s to the 1960s. He was known as the favorite writer of Clark Gable and Victor Fleming. In the words of one profile, he had "a flair for rousing adventure material, and at the same time he wrote some of the raciest and most sophisticated sexual comedies of that period."