Officials for St. Mary's County
| Office | Name | Election Year |
|---|---|---|
| US President | US Pres. Barack Obama | 2012 |
| US Vice President | US VP Joe Biden | 2012 |
| US Senator (senior) | US Sen. Barbara Mikulski | 2010 |
| US Senator (junior) | US Sen. Ben Cardin | 2012 |
| US Representative | US Rep. Steny Hoyer | 2010 |