List of Famous people named John

John Martin Dougherty is a retired American prelate of the Roman Catholic Church who served as the auxiliary bishop of Scranton, Pennsylvania, from 1995 until his resignation was accepted by Pope Benedict XVI on August 31, 2009.

John Grosvenor Rowland is an American politician, author, and convicted felon who served as the 86th Governor of Connecticut from 1995 to 2004. He served two nonconsecutive prison terms on various corruption charges. A Republican, Rowland previously served in the United States House of Representatives from 1985 to 1991, representing the state's 5th district. In 2004, Rowland resigned from office during a corruption investigation, and later pleaded guilty in federal court to a one-count indictment for conspiracy to commit honest services fraud, mail fraud and tax fraud. He was the first Connecticut governor to be elected to three terms since 1784.

John Stone Stone was an American mathematician, physicist and inventor. He initially worked in telephone research, followed by influential work developing early radio technology, where he was especially known for improvements in tuning. Despite his often advanced designs, the Stone Telegraph and Telephone Company failed in 1908, and he spent the remainder of his career as an engineering consultant.

John Treadwell was an American politician and the 21st Governor of Connecticut.