William Gay

William Gay or variants may refer to:

Sportspeople

 * Willie Gay (baseball) (1909–1970), American baseball player
 * Bill Gay (1927–2008), American football defensive back
 * William Gay (defensive lineman) (born 1955), retired American NFL player
 * William Gay (cornerback) (born 1985), American NFL player drafted by the Pittsburgh Steelers in 2007
 * Willie Gay (born 1998), American football linebacker

Other people

 * William Gay (author) (1941–2012), American writer of novels and short stories
 * William Gay (landscape gardener and surveyor) (1814–1893), British landscape gardener and surveyor
 * Frank William Gay (1920–2007), also known as Bill Gay, American businessman
 * William Gay (poet) (1865–1897), Scottish-born Australian poet