Peter, Pete or Petey Williams may refer to:

Peter Williams (alpine skier) (born 1983), New Zealand para-alpine sit-skierPeter Williams (Australian footballer born 1867) (1867–1949), former VFL footballer for CarltonPeter Williams (Australian footballer born 1944), former VFL footballer for FitzroyPeter Williams (Australian footballer born 1957), former VFL footballer for RichmondPeter Williams (Irish cricketer) (1897–1971), Irish cricketer, played for Sussex and several other teams in EnglandPeter Williams (Australian cricketer) (born 1942), Australian cricketer, played four first-class cricket matches for Victoria 1965–66Peter Williams (businessman) (born 1974), British co-founder, Jack WillsPeter Williams (South African cricketer) (1957-2014), South African cricketerPeter Williams (cyclist) (born 1986), British racing cyclistPeter Williams (English footballer) (born 1931), former association footballerPeter Williams (motorcyclist) (born 1945), participant in the Isle of Man TT, 1967Peter Williams (English rugby player) (born 1958), rugby union and rugby league footballerPeter Williams (New Zealand rugby union player) (1884–1976), rugby union internationalPeter Williams (swimmer) (born 1968), from South AfricaPete Williams (basketball) (born 1965), American professional basketball playerPete Williams (fighter) (born 1975), American mixed martial arts fighterPetey Williams (born 1981), professional wrestlerSir Peter Williams (physicist) (born 1945), former chairman of Oxford Instruments; Chancellor, University of LeicesterPeter Williams (educationalist) (born 1948), former Chief Executive of the Quality Assurance Agency for Higher Education (QAA)Sir Peter Williams (lawyer) (1934–2015), New Zealand juristPeter Williams (broadcaster) (born 1954), New Zealand television presenterPeter Williams (actor) (born 1957), Jamaican actorPeter Williams (Medal of Honor) (1831–?), American Civil War sailorPeter Williams, a fictional character of TitansPeter D. Williams (born 1939), retired United States Marine Corps general and an aviatorPeter Francis Williams, Australian astronomerPeter Llewellyn Williams (born 1964), British stage and television actorPeter Damian Williams (born 1957), Australian author and military historianPete Williams (journalist) (born 1952), NBC News television correspondentPeter Williams, Jr. (1780–1840), African-American Episcopal priestPeter Bailey Williams (1763–1836), Welsh Anglican priest and amateur antiquarianHarrison A. Williams (1919–2001), also known as Pete Williams, U.S. senator from New JerseyPeter Williams (dance critic) (1914–1995), ballet critic and writer