William Polk

William Polk is the name of:


 * William Polk (colonel) (1758–1834), American Revolutionary War officer, bank president, namesake of Polk County, North Carolina
 * William J. Polk (died 1863), American politician
 * William Hawkins Polk (1815–1862), Tennessee congressman
 * William R. Polk (born 1929), foreign policy consultant, author
 * William M. Polk (born 1936), American politician in the state of Washington
 * William Mecklenburg Polk (1844–1918), American physician