Bill Tyquin (1919–1999) was an Australian professional rugby league footballer who played in the 1930s, 1940s and 1950s. An Australia national representative lock forward, he played in 6 Test matches between 1948 and 1949, captaining on 3 occasions. Tyquin played his club football in both Brisbane and Sydney, gaining selection for the Queensland and New South Wales teams. He was a member of the St George's 1941 NSWRFL Premiership-winning team, and ultimately was named in the Souths Logan Magpies team of the century.