| Men's Singles | |
|---|---|
| 2012 Citi Open | |
| Champion |
|
| Runner-up |
|
| Final score | 6–7(7–9), 6–4, 6–1 |
Radek Štěpánek was the defending champion, but opted to play at the London Summer Olympics instead.
Alexandr Dolgopolov defeated Tommy Haas in three sets for the title, 6–7(7–9), 6–4, 6–1.