List of Famous people named John

John Harris Miller Jr. is an American physicist with important contributions to the fields of physics, biophysics, Impedance spectroscopy, and material science, mainly known for his role in Charge density wave, research work on Cuprates and Impedance spectroscopy of living organisms. He is particularly known for an effect "Collective Quantum Tunneling of CDW Electrons" and for a well-known paper on the topic written by him and his colleagues, as published in Physical Review Letters. He was a noteworthy student of the twice Nobel laureate physicist John Bardeen who mentioned him at several places in his biography "True Genius: The Life and Science of John Bardeen".

General Sir John Coape Sherbrooke, was a British soldier and colonial administrator. After serving in the British army in Nova Scotia, the Netherlands, India, the Mediterranean, and Spain, he was appointed Lieutenant-Governor of Nova Scotia in 1811. During the War of 1812, his policies and victory in the conquest of present-day Maine, renaming it the colony of New Ireland, led to significant prosperity in Nova Scotia.

John Thomas Gegenhuber is an American actor and voice actor. Since 2013, he has been the voice of Cap'n Crunch. Raised in Palatine, Illinois, his earliest screen-acting credit was in the 1986 PBS telefilm Under the Biltmore Clock. He has starred in several series, as well as appeared as a guest or recurring character on numerous shows, including Seinfeld (1993), Murphy Brown (1994), Star Trek: Voyager (1995-1996), Mad About You (1997), Law & Order (1997) and Seven Days (1999). He was one of the stars of the NBC series Earth 2 (1994-1995). He also appeared in the movies Straight Talk (1992) and Rookie of the Year (1993), and video games like Lego Dimensions (2015).

John Sherman Cooper was an American politician, jurist, and diplomat from the Commonwealth of Kentucky. He served three non-consecutive, partial terms in the United States Senate before being elected to two full terms in 1960 and 1966. He also served as U.S. Ambassador to India from 1955 to 1956 and U.S. Ambassador to East Germany from 1974 to 1976. He was the first Republican to be popularly elected to more than one term as a senator from Kentucky and, in both 1960 and 1966, he set records for the largest victory margin for a Kentucky senatorial candidate from either party.