Niles is a surname and a masculine given name which may refer to:
People Surname Addison Niles (1832–1890), American judge in California Blair Niles (1880–1959), American author D. T. Niles (1908–1970), Ceylonese pastor, evangelist and president of the Ceylon Methodist Conference Dalwin J. Niles (1914–1979), American politician and judge David Niles (1888–1952), White House political advisor to Presidents Franklin D. Roosevelt and Harry Truman Douglas Niles (born 1954), American fantasy author, game designer and one of the creators of the Dragonlance fantasy world Emory T. Niles, United States Army captain, co-author of the Niles and Sutherland Report on conditions in the former Ottoman Empire's eastern provinces after World War I Harry Niles (1880–1963), American Major League Baseball player Hezekiah Niles (1777–1839), American newspaper editor John Milton Niles (1787–1856), American lawyer and politician John Jacob Niles (1892–1980), American composer and singer John Niles (scholar), American scholar of Old English literature Ken Niles, American radio announcer Meredith Niles, American environmental scientist Mike Niles (born 1955), American former National Basketball Association player and convicted murderer Nathaniel Niles (figure skater) (1886–1932), American figure skater and tennis player Nathaniel Niles (politician) (1741–1828), United States Representative from Vermont Nathaniel Niles Jr. (1791–1869), American diplomat Prescott Niles (born 1954), American rock bassist, best known for his work with The Knack Richard Niles (born 1951), American composer, arranger, producer, guitarist, broadcaster and journalist Russell D. Niles (1902–1992), American lawyer, president of the New York City Bar Association and a dean of New York University School of Law Steve Niles (born 1965), American comic book author and novelist Thomas M. T. Niles (1939–2025), American diplomat and ambassador Wendell Niles (1904–1994), radio announcer William Woodruff Niles (1832–1914), Episcopal bishop
Given name Niles Eldredge (born 1943), American biologist and paleontologist Niles Fitch (born 2001), American actor Niles Paul (born 1989), American National Football League player Niles Pease (1838–1921), American businessman and member of the Los Angeles City Council Niles Perkins (1919–1971), American athlete and physician Niles Scott (born 1995), American football player Niles Welch (1888–1976), American stage and film actor
Fictional characters Chief (DC Comics), Dr. Niles Caulder, a paraplegic genius Niles Crane, on the US television series Frasier Niles Perry, protagonist of The Other (1972 film) Niles Standish, in Crank Yankers Niles, the butler in the US television series The Nanny (never revealed whether Niles is a given name or surname) Judge Niles, in the Judge Dredd comic strip Lisa Niles, on the American soap opera General Hospital Niles, from the video game Fire Emblem Fates