Billy Cook (born 1940) was an English professional footballer who played as a left winger.
Cook began his career with Blackpool, making his debut in 1958. He played for Blackpool for several seasons, making a number of appearances in the Football League.
Following his time at Blackpool, Cook moved to Stockport County. He spent a shorter period with Stockport before moving into non-league football.
Details of his post-professional football career and any potential managerial roles are not widely documented. His playing career predominantly occurred in the late 1950s and 1960s.
