| Singles | |
|---|---|
| 2006 RCA Championships | |
| Champion |
|
| Runner-up |
|
| Final score | 4–6, 6–4, 7–6(7–5) |
Robby Ginepri was the defending champion, but lost to Andy Roddick in the semifinals.
James Blake won in the final 4–6, 6–4, 7–6(7–5), against Andy Roddick.
All seeds receive a bye into the second round.