William A. Foley

William A. Foley (William Auguste "Bill" Foley; born 1949) is an American linguist and professor at the University of Sydney. He specialises in Papuan and Austronesian languages. He is perhaps best known for his 1986 book The Papuan Languages of New Guinea, his 1991 grammar of Yimas, and his partnership with Robert Van Valin in the development of Role and Reference Grammar.