| Gary A. Nelson | |
| Office: | Majority Leader of the Washington House of Representatives |
| Term Start: | January 12, 1981 |
| Term End: | January 10, 1983 |
| Predecessor: | Dick King |
| Successor: | Denny Heck |
| Office1: | Minority Leader of the Washington House of Representatives |
| Term Start1: | January 10, 1983 |
| Term End1: | January 14, 1985 |
| Predecessor1: | Wayne Ehlers |
| Successor1: | Sim Wilson |
| State Senate2: | Washington |
| District2: | 21st |
| Term Start2: | January 12, 1987 |
| Term End2: | November 23, 1994 |
| Predecessor2: | Mike McManus |
| Successor2: | Jeannette Wood |
| State House3: | Washington |
| District3: | 21st |
| Term Start3: | January 8, 1973 |
| Term End3: | January 12, 1987 |
| Predecessor3: | Bill Kiskaddon |
| Successor3: | John Beck |
| Office4: | Chair of the Snohomish County Council |
| Predecessor4: | John Koster |
| Successor4: | Kirke Sievers |
| Successor5: | John Koster |
| Office6: | Member of the Snohomish County Council from the 3rd district |
| Term Start6: | November 9, 1994 |
| Term End6: | January 1, 2008 |
| Predecessor6: | Al Schweppe |
| Successor6: | Mike Cooper |
| Birth Date: | 11 April 1936 |
| Birth Place: | Spokane, Washington, U.S. |
| Party: | Republican |
Gary A. Nelson (born April 11, 1936) is an American former politician in the state of Washington. He served in the Washington House of Representatives and Washington State Senate as a Republican from the 21st District.[1] [2] [3]