Richard Williams may refer to:
Entertainment
Richard Williams (animator) (1933–2019), Canadian-British animator
Richard Williams (theatre director), theatre director, producer and teacher
Dick Anthony Williams (1934–2012), American actor
Richard Bebb (Richard Bebb Williams, 1927–2006), English actor
Military
Richard Williams (Royal Marines officer) (1764–1839), British military officer
Richard Williams (RAAF officer) (1890–1980), Australian aviator
Music
Richard Williams (conductor) (1923–2007), Welsh conductor
Richard Williams (musician) (1931–1985), American jazz trumpeter
Richard Williams, drummer for The Passions
Dick Williams (singer) (1926–2018), American singer
Rich Williams (born 1950), American guitarist
Politics
Richard Williams (alias Cromwell) (by 1502–1545), Welsh soldier and courtier
Richard Williams (congressman) (1836–1914), American politician from Oregon
Richard Williams (died 1579) (before 1535–1579), English politician for Oxford
Richard Williams (died 1601) (before 1560–1601), MP for New Romney
Richard Williams (died 1692) (c. 1654–1692), MP for Radnorshire, for Breconshire and for New Radnor Boroughs Richard Williams (MP for Flint) (c. 1699–1759), Welsh politician for Flint Richard Williams (of Rhosygeido) (before 1570–1622), Welsh politician from Anglesey Richard H. Williams (New York politician) (1807–?), American politician from New York Richard Henry Williams (1852–1924), Canadian lumber merchant and political figure in Saskatchewan Richard S. Williams (before 1820–after 1853), American politician from New York
Sports
Baseball
Dick Williams (1929–2011), American baseball player and manager
Dick Williams (executive), American baseball executive
Rick Williams (baseball, born 1952), American baseball pitcher (Houston Astros, 1978–79) Rick Williams (baseball, born 1956), American baseball coach and scout
Basketball
Richard Williams (basketball coach), American basketball coach at Mississippi State University from 1986 to 1998 Richie Williams (basketball) (born 1987), American basketball player
Cricket
Richard Williams (cricketer, born 1901) (1901–1982), English, played for Worcestershire Richard Williams (cricketer, born 1957), Welsh-born, played for Northamptonshire Reggie Williams (cricketer) (Richard Charles James Williams, born 1969), English, played for Gloucestershire
Football
Richard Williams (American football) (born 1960), American running back for Atlanta Falcons and Houston Oilers Richard Williams (Australian rules footballer) (1905–1958) Richard Williams (English footballer) (1869–after 1895), English, played for Everton and Luton Town Richard L. Williams (soccer), Canadian soccer player Richard Parry Williams (1863–?), Welsh international footballer Dick Williams (footballer) (1905–1983), English footballer Richie Williams (born 1970), American soccer coach and former player Richie Williams (Canadian football) (born 1983), American quarterback who played in Canada
Rugby
Richard Williams (rugby league) (born 1986), Australian rugby league footballer
Richard Garnons Williams (1856–1915), Welsh rugby union player
Dickie Williams (1925–1997), Welsh rugby union and rugby league footballer
Tennis
Richard Williams (tennis coach) (born 1942), American coach and father of Venus and Serena Williams R. Norris Williams (1891–1968), American player
Other sports
Richard Williams (boxer) (born 1971), English boxer
Richard Williams (racing driver) (born 1977), English racing driver
Writers and academics
Richard Williams (academic) (born 1960), English academic and engineer
Richard Williams (journalist) (born 1947), English journalist
Richard Allen Williams (born 1936), African-American physician and author
Richard Bryn Williams (1902–1981), Welsh writer, poet, playwright and historian
Richard D'Alton Williams (1822–1862), Irish physician and poet
Richard Hughes Williams (1878–1919), Welsh language writer of short stories
Richard Tecwyn Williams (1909–1979), Welsh biochemist
Others
Richard Leroy Williams (1923–2011), American judge
Richard Llewellyn Williams (born 1929), American diplomat
Richard Mackenzie Williams, Welsh Anglican priest
Richard T. Williams (before 1930–1956), American sailor, for whom Williams Field in Antarctica is named