| William Selden | |
| Birth Date: | 31 January 1791 |
| Spouse: | Maria Eliza Swann Selden (1833-1834, her death) Emily Hunter (1840-1874, his death) |
| Children: | 9 |
| Order: | 6th |
| Office: | Treasurer of the United States |
| Term Start: | July 22, 1839 |
| Term End: | November 23, 1850 |
| President: | Martin Van Buren William Henry Harrison John Tyler James K. Polk Zachary Taylor Millard Fillmore |
| Predecessor: | John Campbell |
| Successor: | John Sloane |
William Selden (January 31, 1791 - April 7, 1874) served as Treasurer of the United States between July 22, 1839 and Nov 23, 1850, under the administration of six Presidents.
Selden was born in Henrico County, Virginia, to Miles Selden and Elizabeth Armistead Selden. He was a member for Henrico County in the Virigina House of Delegates 1813–1816 and 1818–1821. He later served as Registrar of the Land Office. He married twice, first to Maria Eliza Swann in 1833 having one child, and then to Emily Hunter in 1840 having eight children.