Editing William Smith (section)

==Politics==
===Australia===
* [[William Collard Smith]] (1830–1894), treasurer in colonial Victoria (Australia)
* [[William Laird Smith]] (1869–1942), Australian representative for Denison, 1910–1922 and Minister for the Navy, 1920–1921
* [[William Forgan Smith]] (1887–1953), Premier of the Australian state of Queensland, 1932–1942
* [[William Kennedy Smith (Australian politician)]] (1888–1933)

===Canada===
* [[William Smith (Nova Scotia politician)]] (died 1779), merchant, judge and politician in Nova Scotia
* [[Amor De Cosmos]] (William Alexander Smith, 1825–1897), Premier of British Columbia
* [[William Henry Smith (Canadian politician)]] (1826–1890), lawyer and political figure in Nova Scotia, Canada
* [[William Smith (Canadian politician)]] (1847–1931), member of Canadian House of Commons 1887–1921
* [[William C. Smith (politician)]] (1875–1968), politician from Alberta, Canada
* [[William Haslam Smith]] (1891–?), businessman and political figure in Nova Scotia, Canada
* [[William Duncan Smith (politician)]] (1899–1977), Canadian politician in the Legislative Assembly of British Columbia
* [[Bill Smith (Alberta politician)]] (born 1935), former mayor of Edmonton
* [[William Smith (Newfoundland politician)]] (1910–1965), politician in Newfoundland
* [[J. William Smith]], member of the Legislative Assembly of New Brunswick

===New Zealand===
* [[William Mein Smith]] (1798–1869), key actor in the early settlement of New Zealand's capital city, Wellington
* [[William Cowper Smith]] (1843–1911), Liberal Party Member of Parliament in New Zealand

===United Kingdom===
* [[William Goldsmith alias Smith]] (died 1517), MP for Gloucester
* [[William Smith (fl. 1553–54)]], MP for Newport (Cornwall)
* [[William Smith (died 1591)]], MP for Wells
* [[William Smith (MP for Ripon)]] (1550–1626), MP for Ripon
* [[William Smith (MP for Aylesbury)]] (1568–1620), MP for Aylesbury, 1604
* [[William Smith (surveyor)]], fl 1726
* [[William Smith (Ordnance)]] (1721–1803), of Chichester, UK, Treasurer of the Ordnance
* [[William Smith (abolitionist)]] (1756–1835), grandfather of Florence Nightingale, dissenter and British MP
* [[William Smith of Carbeth Guthrie]] (1787–1871), Lord Provost of Glasgow
* [[William Henry Smith (1825–1891)]], MP and Cabinet Minister (First Lord of the Admiralty, War Secretary)
* [[William Masters Smith]] (1802–1861), Member of Parliament for West Kent
* [[William Smith (1849–1913)]], Member of Parliament for North Lonsdale, 1892–1895
* [[William Smith, 3rd Viscount Hambleden]] (1903–1948), British peer
* [[William Smith, 4th Viscount Hambleden]] (1930–2012), British peer
* [[William Smith (loyalist)]] (1954–2016), Northern Irish loyalist politician

===United States===
* [[William Smith (Delaware politician)]], state politician from Delaware
* [[William Smith (Maryland politician)]] (1728–1814), member of the U.S. House of Representatives from Maryland (1789–1791)
* [[William Smith (New York state senator)]] (1720–1799), New York politician and judge
* [[William Smith (Oregon politician)]], Oregon state senator (1890s)
* [[William Smith (South Carolina representative)]] (1751–1837), member of the U.S. House of Representatives from South Carolina (1797–1798)
* [[William Smith (South Carolina senator)]] (1762–1840), U.S. senator from South Carolina (1815–1830)
* [[William Smith (Virginia governor)]] (1797–1887), Governor of Virginia (1846–1849, 1864–1865) and Confederate general
* [[William Smith (Virginia representative)]], member of the U.S. House of Representatives from Virginia (1821–1827)
* [[William Alden Smith]] (1859–1932), member of the U.S. House of Representatives (1895–1906) and U.S. Senator (1905–1918) from Michigan
* [[William Alexander Smith (politician)]] (1828–1888), member of the U.S. House of Representatives from North Carolina (1873–1874)
* [[William Burns Smith]] (1844–1917), mayor of Philadelphia
* [[William C. Smith Jr.]] (born 1982), Maryland State legislator
* [[William E. Smith (politician)]] (1824–1883), Governor of Wisconsin (1878–1882)
* [[William Ephraim Smith]] (1829–1890), member of the Confederate (1863–1865) and U.S. (1875–1881) House of Representatives from Georgia
* [[William Ernest Smith]] (1890–1973), mayor of Murray, Utah, 1946–1947
* [[William F. Smith (New York politician)]] (1901–1950), member of the New York State Assembly (1926–1933)
* [[William French Smith]] (1917–1990), U.S. Attorney General (1981–1985)
* [[William Grover Smith]] (1857–1921), Lieutenant Governor of Colorado, 1889–1891
* [[William H. Smith (Connecticut politician)]] (1842–1915), warden of the Borough of Norwalk, Connecticut
* [[William Henry Smith (American politician)]] (1833–1896), newspaper editor and politician, Ohio Secretary of State 1865–1868
* [[William Hugh Smith]] (1826–1899), governor of Alabama (1868–1870)
* [[William J. Smith (Maryland politician)]] (1850–1906), American politician
* [[William Jay Smith (Tennessee politician)]] (1823–1913), member of the U.S. House of Representatives from Tennessee
* [[William L. Smith (barber)]] (1878–?), Socialist barber from Milwaukee who served three terms in the Wisconsin State Assembly
* [[William Loughton Smith]] (1758–1812), member of the U.S. House of Representatives from South Carolina (1789–1798)
* [[William Lyman Smith]] (1878–1964), telephone businessman who served one term in the Wisconsin State Assembly and two in the Wisconsin State Senate
* [[William M. Smith]], Speaker of the Illinois House of Representatives
* [[William N. H. Smith]] (1812–1889), member of the U.S. House of Representatives from North Carolina (1859–1860)
* [[William Orlando Smith]] (1859–1932), member of the U.S. House of Representatives from Pennsylvania (1903–1906)
* [[William R. Smith (Mormon)]] (1826–1894), member of the Utah Territory House of Representatives
* [[William Robert Smith]] (1863–1924), member of the U.S. House of Representatives from Texas (1903–1916)
* [[William Roy Smith (politician)]] (1920–1993), American politician from Virginia
* [[William Rudolph Smith]] (1787–1868), politician in the states of Pennsylvania and Wisconsin
* [[William Russell Smith]] (1815–1896), member of the U.S. House of Representatives from Alabama (1851–1856)
* [[William Stephens Smith]] (1755–1816), member of the U.S. House of Representatives from New York (1813–1816) and son-in-law of President John Adams
* [[William T. Smith]] (1916–2010), member of the New York State Senate