William Henry

Willie, Billy, Bill, Will or William Henry may refer to:

Politicians

 * William Henry (gunsmith) (1729–1786), American gunsmith and Pennsylvania delegate to Continental Congress
 * William Henry (brother of Patrick Henry) (1734–1785), American member of Colonial Virginia House of Burgesses
 * William Henry (congressman) (1788–1861), American legislator from Vermont
 * William Alexander Henry (1816–1888), Canadian Supreme Court justice
 * William Wirt Henry (1831–1900), American lawyer, politician and historian in Virginia
 * William H. Henry, Socialist Party of America Executive Secretary during late 1920s
 * William Thomas Henry (1872–1952), Canadian politician; Legislative Assembly of Alberta member
 * William Henry, Libertarian nominee for Lieutenant Governor of Indiana in the 2020 Indiana gubernatorial election

Royalty

 * William Henry, Prince of Orange (1650–1702), future King William III of England
 * William Henry, Prince of Nassau-Usingen (1684–1718), member of German royalty
 * William Henry, Prince of Nassau-Saarbrücken (1718–1768), member of German royalty
 * Prince William Henry, Duke of Gloucester and Edinburgh (1743–1805), younger brother of King George III of the United Kingdom
 * William Henry, Duke of Clarence (1765–1837), future King William IV of the United Kingdom

Sportspeople

 * William Henry (swimmer) (1859–1928), English Olympic competitor
 * Billy Henry (1884–after 1960), Scottish footballer
 * Bill Henry (footballer) (1904–1974), Australian rules forward
 * Bill Henry (basketball) (1924–1985), American center
 * Bill Henry (baseball, born 1927) (1927–2014), American pitcher for six MLB teams
 * Bill Henry (baseball, born 1942), American pitcher for New York Yankees
 * Will Henry (footballer) (born 1998), English goalkeeper

Writers

 * William Henry (priest) (before 1728–1768), Anglo-Irish Dean of Killaloe
 * William Arnon Henry (1850–1932), American academic and agriculturist from Ohio
 * William J. Henry (1867–1955), American hymn writer
 * Bill Henry (journalist) (1890–1970), American newspaper reporter
 * Bill Fitz Henry (1903–1957), Australian journalist with The Bulletin
 * William E. Henry (1918–1994), American psychologist
 * William A. Henry III (1950–1994), American author and cultural critic

Others

 * William Henry (missionary) (1770-1859), Irish missionary, active in Tahiti and New South Wales, Australia
 * William Henry (chemist) (1774–1836), English chemist who formulated Henry's law
 * William Henry (pastor) (1783-1839), Scottish Congregationalist pastor
 * William "Jerry" Henry (1811–after 1851), American fugitive slave who was freed in New York event known as Jerry Rescue
 * William W. Henry (1831–1915), American Civil War Medal of Honor recipient
 * William Henry (actor) (1914–1982), American performer; also billed as Bill Henry
 * E. William Henry (1929–2022), American public official; chairman of FCC