John Oxenford was an English dramatist, critic and translator.

John Pendleton Kennedy was an American novelist, lawyer and Whig politician who served as United States Secretary of the Navy from July 26, 1852, to March 4, 1853, during the administration of President Millard Fillmore, and as a U.S. Representative from Maryland's 4th congressional district, during which he encouraged the United States government's study, adoption and implementation of the telegraph. A lawyer who became a lobbyist for and director of the Baltimore and Ohio Railroad, Kennedy also served several terms in the Maryland General Assembly, and became its Speaker in 1847.

John Phillips Marquand was an American writer. Originally best known for his Mr. Moto spy stories, he achieved popular success and critical respect for his satirical novels, winning a Pulitzer Prize for The Late George Apley in 1938. One of his abiding themes was the confining nature of life in America's upper class and among those who aspired to join it. Marquand treated those whose lives were bound by these unwritten codes with a characteristic mix of respect and satire.

John Quincy Adams was an American politician, diplomat, lawyer, and diarist who served as the sixth president of the United States, from 1825 to 1829. He previously served as the eighth United States Secretary of State from 1817 to 1825. During his long diplomatic and political career, Adams served as an ambassador and also as a member of the United States Congress representing Massachusetts in both chambers. He was the eldest son of John Adams, who served as the second president of the United States from 1797 to 1801, and First Lady Abigail Adams. Initially a Federalist like his father, he won election to the presidency as a member of the Democratic-Republican Party, and later, in the mid-1830s, became affiliated with the Whig Party.

John Carling was a writer of historical fiction novels. He is best known for his novel The Doomed City (1910).

John Rogers Commons was an American institutional economist, Georgist, progressive and labor historian at the University of Wisconsin–Madison.

John Rhodes Cook was an American politician who served in the Texas House of Representatives from 1991 to 1997.

John Roy Musick was an American historical author and poet best known for his Columbian Historical Novels.

John Randolph Spears (1850–1936) was an American author and journalist.

John "Jack" Silas Reed was an American journalist, poet, and communist activist. Reed first gained prominence as a war correspondent during the Mexican Revolution for Metropolitan and World War I for The Masses. He is best known for his coverage of the October Revolution in Petrograd, Russia, which he wrote about in his 1919 book Ten Days That Shook the World.