John or Hovhan Mamikonyan was a 7th-century Armenian noble from the Mamikonian dynasty, author of the History of Taron, which is a continuation of the account of Zenob Glak. John is not known from any source other than his History, and in the colophon self-identifies as the 35th bishop of Glak after Zenob.
John Alexander Marenbon FBA is a British philosopher and Fellow of Trinity College, Cambridge. His principal area of specialization is medieval philosophy.
John Marius Wilson was a British writer and an editor, most notable for his gazetteers. The Imperial Gazetteer of England and Wales, was a substantial topographical dictionary in six volumes. It was a companion to his Imperial Gazetteer of Scotland, published 1854–57.
John Marshall was an American statesman, lawyer, and Founding Father who served as the fourth chief justice of the United States from 1801 until his death in 1835. He remains the longest-serving chief justice and fourth-longest serving justice in the history of the U.S. Supreme Court, and is widely regarded as one of the most influential justices ever to serve. Prior to joining the court, Marshall briefly served as both the U.S. secretary of state under President John Adams, and a representative, in the U.S. House of Representatives from Virginia, thereby making him one of the few Americans to serve on all three branches of the United States federal government.
John Marston was an English playwright, poet and satirist during the late Elizabethan and early Jacobean periods. His career as a writer lasted only a decade. His work is remembered for its energetic and often obscure style, its contributions to the development of a distinctively Jacobean style in poetry, and its idiosyncratic vocabulary.
John Martin Fischer is an American philosopher. He is Distinguished Professor of Philosophy at the University of California, Riverside and a leading contributor to the philosophy of free will and moral responsibility.
John Edward Masefield was an English poet and writer, and Poet Laureate from 1930 until 1967. Among his best known works are the children's novels The Midnight Folk and The Box of Delights, and the poems The Everlasting Mercy and "Sea-Fever".