| Wallace Stieffen | |
| State Delegate1: | Virginia |
| District1: | 91st |
| Term Start1: | January 12, 1983 |
| Term End1: | January 12, 1994 |
| Preceded1: | None (district created) |
| Succeeded1: | Vince Behm |
| State Delegate2: | Virginia |
| District2: | 45th |
| Alongside2: | Dick Bagley |
| Term Start2: | January 11, 1982 |
| Term End2: | January 12, 1983 |
| Preceded2: | Luther Ray Ashworth |
| Succeeded2: | Marian Van Landingham |
| State Delegate3: | Virginia |
| District3: | 52nd |
| Term Start3: | January 11, 1978 |
| Term End3: | January 11, 1982 |
| Preceded3: | Robert E. Quinn |
| Succeeded3: | Warren E. Barry Gladys B. Keating Frank Medico |
| Birth Name: | Spiros Wallace Stieffen |
| Birth Date: | 29 April 1925 |
| Birth Place: | Newport News, Virginia, U.S. |
| Death Place: | Williamsburg, Virginia, U.S. |
| Party: | Democratic |
| Alma Mater: | Virginia Tech (BS) |
| Allegiance: | United States |
| Branch: | United States Navy |
| Battles: | World War II |
Spiros Wallace "Wally" Stieffen (April 29, 1925 - August 20, 2017) was an American politician who served as a Democratic member of the Virginia House of Delegates from 1978 until 1994, until declining to seek re-election.[1]