| Bo Trumbo | |
| Office: | Circuit Judge of the Twenty-fifth Virginia Circuit |
| Appointer: | Virginia General Assembly |
| Term Start: | February 1, 2004 |
| Term End: | January 31, 2018 |
| Preceded: | Duncan Byrd, Jr. |
| Succeeded: | Joel Branscom |
| State Senate2: | Virginia |
| District2: | 22nd |
| Term Start2: | January 8, 1992 |
| Term End2: | January 14, 2004 |
| Preceded2: | Buzz Emick |
| Succeeded2: | Brandon Bell |
| State Delegate3: | Virginia |
| District3: | 18th |
| Term Start3: | January 10, 1990 |
| Term End3: | January 8, 1992 |
| Preceded3: | Bill Wilson |
| Succeeded3: | Creigh Deeds |
| Party: | Republican |
| Birth Name: | Malfourd Whitney Trumbo |
| Birth Date: | 18 November 1954 |
| Birth Place: | Staunton, Virginia, U.S. |
| Alma Mater: | College of William & Mary |
Malfourd Whitney "Bo" Trumbo (born November 18, 1954) was a Circuit Court judge in the 25th circuit of Virginia, which includes the counties of Botetourt, Craig, Rockbridge, Alleghany, Bath and Highland, and the cities of Lexington, Buena Vista and Covington.[1] A Fincastle lawyer, Trumbo was appointed to replace Judge Duncan Byrd Jr., who died in a 2004 traffic accident in Bath County. Trumbo's appointment was for eight years. He previously served a term in the Virginia House of Delegates[2] and three terms in the State Senate as a Republican. He graduated from the College of William and Mary (A.B., J.D.).