List of Famous people named John

William John Biffen, Baron Biffen,, was a British Conservative Party politician. A member of the House of Lords, he was previously a Member of Parliament for over 35 years, and served in Margaret Thatcher's cabinet.

John Clarke Slater was a noted American physicist who made major contributions to the theory of the electronic structure of atoms, molecules and solids. He also made major contributions to microwave electronics. He received a B.S. in Physics from the University of Rochester in 1920 and a Ph.D. in Physics from Harvard in 1923, then did post-doctoral work at the universities of Cambridge (briefly) and Copenhagen. On his return to the U.S. he joined the Physics Department at Harvard.

John Norris Bahcall was an American astrophysicist, best known for his contributions to the solar neutrino problem, the development of the Hubble Space Telescope and for his leadership and development of the Institute for Advanced Study in Princeton.

John Henry Schwarz is an American theoretical physicist. Along with Yoichiro Nambu, Holger Bech Nielsen, Joël Scherk, Gabriele Veneziano, Michael Green, and Leonard Susskind, he is regarded as one of the founders of string theory.

John P. Jumper is a retired United States Air Force general, who served as 17th Chief of Staff of the United States Air Force from September 6, 2001 to September 2, 2005. He retired from the Air Force on November 1, 2005. Jumper was succeeded as Chief of Staff by General T. Michael Moseley.