Mark Williams (Australian footballer born 1957), Australian rules footballer with North Melbourne and FootscrayMark Williams (Australian footballer born 1958), Australian rules footballer with Brisbane and Collingwood, former coach of Port AdelaideMark Williams (Australian footballer born 1964), Australian rules footballer with Carlton and Footscray, former coach of SandringhamMark Williams (Australian footballer born 1983), Australian rules footballer with Hawthorn and EssendonMark Williams, Australian rules footballer, recruited by West Coast in the 1990 AFL DraftMark Williams, Australian rules football umpire, member of Tasmanian Football Hall of Fame.
UK
Mark Williams (actor) (born 1959), British actor and comedianMark Williams (politician) (born 1966), British Member of Parliament for CeredigionMark Williams (Holby City), fictional character (British drama series Holby City)Mark Williams (Northern Ireland footballer) (born 1970), Northern Irish footballerMark Williams (snooker player) (born 1975), Welsh professional snooker playerMark Williams (footballer born 1982), former English footballer who played as a midfielderJ. Mark G. Williams, academic and author specializing in depression and suicide
New Zealand
Mark Williams (singer) (born 1954), New Zealand singer
Mark Williams (album)Mark Williams (writer) (born 1951), academic, writer, critic, poet
South Africa
Mark Williams (South African footballer) (born 1966)
United States
Mark London Williams (born 1959), American author and journalistMark Williams (American football) (born 1971), American football playerMark Williams (baseball) (born 1953), American former Major League Baseball playerMark Williams (radio host), American journalist & radio personality
