# 2008 Countrywide Classic – Singles

34°04′12″N 118°26′53″W﻿ / ﻿34.070075°N 118.447991°W﻿ / 34.070075; -118.447991
Radek Štěpánek was the defending champion, but chose to compete the Beijing Summer Olympics instead.
Third-seeded Juan Martín del Potro won in the final 6–1, 7–6$^{(7–2)}$, against Andy Roddick.

## Seeds

The top four seeds receive a bye into the second round.
* Andy Roddick (final)
* Fernando Verdasco (second round)
* Juan Martín del Potro (champion)
* Feliciano López (second round)
* Marat Safin (quarterfinals)
* Mardy Fish (semifinals)
* Carlos Moyá (second round)
* Tommy Haas (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Andy Roddick | 6 | 6 | | | | |
| | Denis Gremelmayr | 2 | 2 | | | | |
| | Denis Gremelmayr | 2 | 2 | 1 | Andy Roddick | 1 | 6$^2$ |
| | | | | 3 | Juan Martín del Potro | 6 | 7$^7$ |
| 3 | Juan Martín del Potro | 6 | 6 | 3 | Juan Martín del Potro | 6 | 7$^7$ |
| 6 | Mardy Fish | 2 | 1 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | A Roddick | 6 | 6 | | | | | | | | | |
| LL | D Vemic | 3 | 7$^7$ | 6 | LL | D Vemic | 2 | 2 | | | | | | | | | |
| Q | S Warburg | 6 | 6$^5$ | 4 | | | | | 1 | A Roddick | 6 | 6 | | | | | |
| WC | Z Fleishman | 3 | 0 | | | | | | | M Gicquel | 3 | 1 | | | | | |
| | M Gicquel | 6 | 6 | | | M Gicquel | 6 | 6 | | | | | | | | | |
| | D Young | 6 | 6 | | | D Young | 3 | 3 | | | | | | | | | |
| 8 | T Haas | 2 | 4 | | | | | | | | | | | 1 | A Roddick | 6 | 6 |
| | | | | | | | | | | | | | | | D Gremelmayr | 2 | 2 |
| | | | | | 4 | F López | 5 | 5 | | | | | | | | | |
| | D Gremelmayr | 6 | 6 | | | D Gremelmayr | 7 | 7 | | | | | | | | | |
| | F Fognini | 4 | 2 | | | | | | | D Gremelmayr | 3 | 6 | 6 | | | | |
| | W Odesnik | 4 | 6 | 6 | | | | | 5 | M Safin | 6 | 3 | 2 | | | | |
| | B Reynolds | 6 | 1 | 4 | | W Odesnik | 3 | 2 | | | | | | | | | |
| | J Isner | 3 | 4 | | 5 | M Safin | 6 | 6 | | | | | | | | | |
| 5 | M Safin | 6 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | C Moyá | 6 | 1 | 7$^7$ | | | | | | | | | | | | | |
| WC | X Malisse | 2 | 6 | 6$^5$ | 7 | C Moyá | 2 | 7$^7$ | 6$^5$ | | | | | | | | |
| Q | A Delić | 6 | 6 | | Q | A Delić | 6 | 6$^5$ | 7$^7$ | | | | | | | | |
| | D Sela | 4 | 4 | | | | | | | Q | A Delić | 6$^6$ | 2 | | | | |
| | I Kunitsyn | 1 | 3 | | | | | | | 3 | JM del Potro | 7$^8$ | 6 | | | | |
| Q | A Stoppini | 6 | 6 | | Q | A Stoppini | 4 | 2 | | | | | | | | | |
| | | | | | 3 | JM del Potro | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 3 | JM del Potro | 6 | 6 |
| 6 | M Fish | 6 | 6 | | | | | | | | | | | 6 | M Fish | 2 | 1 |
| | A Falla | 2 | 2 | | 6 | M Fish | 6$^5$ | 6 | 6 | | | | | | | | |
| | V Spadea | 6 | 3 | 6 | | V Spadea | 7$^7$ | 1 | 0 | | | | | | | | |
| | S Grosjean | 3 | 6 | 3 | | | | | | 6 | M Fish | 6 | 6 | | | | |
| Q | A Golubev | 4 | 1 | | | | | | | | F Serra | 4 | 4 | | | | |
| | F Serra | 6 | 6 | | | F Serra | 6 | 7$^7$ | | | | | | | | | |
| | | | | | 2/WC | F Verdasco | 2 | 6$^4$ | | | | | | | | | |