William Cash (disambiguation)

Bill Cash (born 1940) is a British Conservative politician and a prominent Eurosceptic in the House of Commons.

William  or Bill Cash may also refer to:
 * William Cash (author and journalist) (born 1966), son of Bill Cash
 * William Wilson Cash (1880–1955), Anglican bishop
 * William Thomas Cash (1878–1951), American educator, author and politician
 * Bill Cash (baseball) (1919–2011), baseball player in the Negro leagues
 * William Cash (accountant) (1891–1964), English accountant and business director