Robert Vaughan may refer to:
Politicians Robert Vaughan (MP for Grampound) (fl. 1554–55), English member of parliament for Grampound Robert Vaughan (MP for New Radnor) (fl. 1524–75 or later), represented New Radnor Sir Robert Vaughan, 2nd Baronet (1768–1843), British member of parliament for Merioneth Robert Lee Vaughan (1927–1993), American politician from Mississippi
Others Bob Vaughan (born 1945), British mathematician Robert Charles Vaughan (railway executive) (1883–1966), Canadian railway executive Robert Vaughan (antiquary) (died 1667), Welsh antiquary and manuscript collector Robert Vaughan (author) (born 1930s), American author Robert Vaughan (cricketer) (1834–1865), Australian cricketer Robert Vaughan (minister) (1795–1868), English minister of the Congregationalist communion Robert Alfred Vaughan (1823–1857), English Congregationalist minister and author, son of Robert Vaughan (1795–1868) Robert E. Vaughan (1888–1969), American head football coach for the Wabash College Little Giants Robert Vaughn (Montana rancher) (Robert Vaughan, 1836–1918), Welsh-American Montanan rancher and pioneer Robert Vaughan (engraver), English engraver Robert Vaughan, a character in the 1973 novel Crash and its 1996 movie adaptation
See also Robert Vaughan Gorle (1896–1937), British Army officer Robert Vaughn (disambiguation) Robert Charles Vaughan (disambiguation)