Bill, Billy, Willie, or William Paul may refer to:
Politics William Paul (MP), British MP for Windsor, 1710–1711 William Paul (attorney) (1885–1977), Alaskan politician and attorney William Paul (Australian politician) (1846–1947), New South Wales politician William Paul (British politician) (1884–1958), communist politician and newspaper editor William Paul (New Zealand politician) (1875–1942), New Zealand politician William James Paul (1854–1929), Canadian politician William Sheffield Paul (1832–1902), member of the Queensland Legislative Assembly, Australia
Sports William Paul (footballer, born 1868) (1868–1932), Scottish footballer Willie Paul (footballer) (1866–1911), Scottish footballer Bill Paul (cyclist) (1910–2003), cyclist and tandem rider William Wayne Paul (1939–1989), American martial artist Willie Paul (bowls) (born 1944), Scottish international lawn bowler William Paul (judoka), American who participated in Judo at the 1967 Pan American Games Billy Paul (gymnast), American artistic gymnast
Other William Paul (bishop) (1599–1665), bishop of Oxford and dean of Lichfield William Paul (minister) (1754–1802), minister of the Church of Scotland, Chaplain in Ordinary in Scotland to King George III the United Kingdom William Paul (Utah architect) (1803–1889) William Paul (horticulturalist) (1822–1905), British William Paul (priest) (1678–1716), Church of England clergyman and Jacobite sympathizer, executed for treason William F. Paul (1850–1928), English businessman in Ipswich, Suffolk William H. Paul (1844–1911), United States soldier Billy Paul (1934–2016), American soul singer William E. Paul (1936–2015), American immunologist William Paul (died 1773), older brother of John Paul Jones Billy Paul (fl. 1970s), saxophonist with Wizzo Band
See also William Paule ( 1388), English politician William Paull (disambiguation)