Gareth Williams

Gareth Williams may refer to:

Arts and entertainment

 * Gareth Williams (British musician) (1953–2001), member of English group This Heat
 * Gareth F. Williams (1955–2016), Welsh novelist and television writer
 * Gareth Williams (composer) (born 1977), Irish composer
 * Gareth Williams (New Zealand actor) (born 1987), New Zealand television, film and theater actor
 * Gareth Williams (American actor) (fl. 1990s), American actor

Association football (soccer)

 * Gareth Williams (footballer, born 1941) (1941–2018), English-born Welsh footballer
 * Gareth Williams (footballer, born 1967), English footballer
 * Gareth Williams (footballer, born 1981), Scottish footballer
 * Gareth Williams (footballer, born 1982), South African-born Welsh footballer

Rugby

 * Gareth Williams (rugby union, born 1954) (1954–2018), Wales and British Lions international rugby union player
 * Gareth Williams (rugby union, born 1978), Wales international rugby union hooker
 * Gareth Williams (rugby union, born 1981), Welsh rugby union flanker
 * Gareth Williams (rugby union, born 1988), Welsh rugby union scrum-half

Other sports

 * Gareth Williams (cricketer) (born 1973), English cricketer
 * Gareth Williams (tennis), South African tennis player

Others

 * Gareth Williams, Baron Williams of Mostyn (1941–2003), Welsh barrister and Labour politician
 * Gareth V. Williams (born 1965), English-American astronomer at the Minor Planet Center
 * Gareth Wyn Williams (1978–2010), Welsh mathematician, employee of Britain's GCHQ signals intelligence agency, found dead in 2010
 * Gareth Williams (Latin Americanist) (fl. 1990s), Latin Americanist, member of Latin American subaltern studies group