List of Famous people named John

John Campbell was a Scottish surgeon. He served as president of the Royal College of Surgeons of Edinburgh from 1832 to 1834. In that capacity he was the last president of the College to sit ex officio as a member of the Edinburgh Town Council, so ending a tradition dating from 1583. During his presidency the College made the most significant change of location in its history, moving from Old Surgeons Hall in Surgeons' Square to the present Playfair building in Nicolson Street.

John Mace Grunsfeld is an American physicist and a former NASA astronaut. He is a veteran of five Space Shuttle flights and has served as NASA Chief Scientist. His academic background includes research in high energy astrophysics, cosmic ray physics and the emerging field of exoplanet studies with specific interest in future astronomical instrumentation. After retiring from NASA in 2009, he served as the Deputy Director of the Space Telescope Science Institute in Baltimore, Maryland. In January 2012, he returned to NASA and served as associate administrator of NASA's Science Mission Directorate (SMD). Grunsfeld announced his retirement from NASA in April 2016.

John Anthony Volpe was an American businessman, diplomat, and politician from Massachusetts. A son of Italian immigrants, he founded and owned a large construction firm. Politically, he was a Republican in increasingly Democratic Massachusetts, serving as its 61st and 63rd Governor from 1961 to 1963 and 1965 to 1969, as the United States Secretary of Transportation from 1969 to 1973, and as the United States Ambassador to Italy from 1973 to 1977. As Secretary of Transportation, Volpe was an important figure in the development of the Interstate Highway System at the federal level.

John Henry Coates, FRS is a mathematician who was the Sadleirian Professor of Pure Mathematics at the University of Cambridge in the United Kingdom from 1986 to 2012.

John Ira Bailey, ASC is an American cinematographer and film director known for his collaborations with directors Paul Schrader, Lawrence Kasdan, Michael Apted, and Ken Kwapis. In August 2017, Bailey was elected president of the Academy of Motion Picture Arts and Sciences. He was succeeded by casting director David Rubin in August 2019.

John Emery is a Canadian bobsledder who competed in the mid-1960s. He won a gold medal in the four-man event at the 1964 Winter Olympics in Innsbruck.

John Haugeland was a professor of philosophy, specializing in the philosophy of mind, cognitive science, phenomenology, and Heidegger. He spent most of his career at the University of Pittsburgh, followed by the University of Chicago from 1999 until his death. He is featured in Tao Ruspoli's film Being in the World.