| Bobby Mathieson | |
| State Delegate: | Virginia |
| District: | 21st |
| Term Start: | January 2008 |
| Term End: | January 13, 2010 |
| Preceded: | John Welch |
| Succeeded: | Ron Villanueva |
| Birth Date: | 16 June 1956 |
| Birth Place: | New York City, US |
| Party: | Democratic |
| Spouse: | Terry Rookus |
| Children: | Robert Jr., Daniel |
| Residence: | Virginia Beach, Virginia |
| Alma Mater: | St. Leo University |
| Occupation: | Business administration |
| Committees: | Agriculture, Chesapeake and Natural Resources; Science and Technology |
| Website: | www.bobby21.com |
Robert W. "Bobby" Mathieson (born June 16, 1956, in New York City) is an American politician. A Democrat, he was elected to the Virginia House of Delegates in November 2007, representing the 21st district in the city of Virginia Beach.[1] He lost the seat in 2009 to Ron Villanueva. On July 1, 2011, the United States Senate confirmed Mathieson as a U.S. Marshal serving Virginia's Eastern District.[2]