List of Famous people with last name Younger

Gregory Hill, better known by the pen name Malaclypse the Younger, was an American author. He was one of the two primary writers of the Principia Discordia, along with Kerry Wendell Thornley. He was also adapted as a character in The Illuminatus! Trilogy (1975). During the early years of circulation of the Principia Discordia, rumors claimed that the author of the book was Richard Nixon, Timothy Leary, or Robert Anton Wilson; or that the book and Malaclypse the Younger were both fictional inventions of Robert Anton Wilson, as with Abdul Alhazred's Necronomicon.

Jean Riolan was a French anatomist who was an influential member of the Medical Faculty of Paris. His father, Jean Riolan (1539–1605) was also a noted French anatomist. Riolan was the personal physician to Marie de' Medici (1553–1642) for all his life.