William Edward "Bill" Hayes (7 November 1915 in Cork, Ireland – 22 April 1987), commonly referred to as Bill Hayes or Billy Hayes, is a former Irish footballer who played for Huddersfield Town, Cork United and Burnley.
As an international, Hayes played for both Ireland teams – the FAI XI and the IFA XI.
Like fellow dual international, Billy Walsh, he also represented England Schoolboys.
Another William Hayes also played for Ireland during the 1940s.