William Pugh

William Pugh may refer to:


 * William Pugh (computer scientist) (born 1960), American computer scientist
 * William Pugh (game designer)
 * William Pugh (geologist) (1892–1974)
 * William T. Pugh (1845–1928), American politician
 * Gwilym Puw (c. 1618–c. 1689), sometimes anglicised as William Pugh, Welsh author