# 2008 Indianapolis Tennis Championships – Singles

Dmitry Tursunov was the defending champion, but second-seeded Gilles Simon defeated him 6–4, 6–4, in the final.

## Seeds

* James Blake (semifinals)
* Gilles Simon (champion)
* Dmitry Tursunov (final)
* Sam Querrey (semifinals)
* Tommy Haas (quarterfinals)
* Fabrice Santoro (first round)
* Robby Ginepri (first round)
* Thomaz Bellucci (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 | Semifinals | Final | Final | Final | Final |
| 1 | James Blake | 6 | 3 | 4 | | | | |
| 3 | Dmitry Tursunov | 4 | 6 | 6 | | | | |
| 3 | Dmitry Tursunov | 4 | 6 | 6 | 3 | Dmitry Tursunov | 4 | 4 |
| | | | | | 2 | Gilles Simon | 6 | 6 |
| 4 | Sam Querrey | 3 | 6 | 4 | 2 | Gilles Simon | 6 | 6 |
| 2 | Gilles Simon | 6 | 4 | 6 | | | | |

### Top half

| 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 | Semifinals |
| 1 | J Blake | 7$^7$ | 6 | | | | | | | | | | | | | | |
| | D Sela | 6$^2$ | 2 | 1 | J Blake | 6 | 7 | | | | | | | | | | |
| Q | W-s Jun | 6 | 7$^7$ | Q | W-s Jun | 3 | 5 | | | | | | | | | | |
| | C Guccione | 4 | 6$^4$ | | | | | 1 | J Blake | 6 | 6 | | | | | | |
| | Y-h Lu | 7$^7$ | 7$^{14}$ | | | | | | Y-h Lu | 2 | 0 | | | | | | |
| Q | J O'Neal | 6$^2$ | 6$^{12}$ | | Y-h Lu | 6 | 7$^7$ | | | | | | | | | | |
| WC | R Ram | 7$^8$ | 6 | WC | R Ram | 1 | 6$^1$ | | | | | | | | | | |
| 6/WC | F Santoro | 6$^6$ | 4 | | | | | | | | | | 1 | J Blake | 6 | 3 | 4 |
| 3 | D Tursunov | 6 | 7 | | | | | | | | | | 3 | D Tursunov | 4 | 6 | 6 |
| | I Kunitsyn | 3 | 5 | 3 | D Tursunov | w/o | | | | | | | | | | | |
| | W Odesnik | 6 | 7 | | W Odesnik | | | | | | | | | | | | |
| | A-u-H Qureshi | 4 | 5 | | | | | 3 | D Tursunov | 3 | 6 | 6 | | | | | |
| Q | J Sirianni | 6 | 1 | | | | | | P Capdeville | 6 | 3 | 1 | | | | | |
| Q | M Ledovskikh | 3 | 2$^r$ | Q | J Sirianni | 3 | 4 | | | | | | | | | | |
| | P Capdeville | 6 | 6 | | P Capdeville | 6 | 6 | | | | | | | | | | |
| 7 | R Ginepri | 4 | 2 | | | | | | | | | | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | T Bellucci | 6 | 4 | 1 | | | | | | | | | | | | | | | |
| | A Falla | 3 | 6 | 6 | | A Falla | 1 | 1 | | | | | | | | | | | |
| | B Reynolds | 6$^6$ | 6 | 6 | | B Reynolds | 6 | 6 | | | | | | | | | | | |
| | F Dancevic | 7$^8$ | 3 | 2 | | | | | | | B Reynolds | 1 | 6 | 3 | | | | | |
| | D Young | 2 | 4 | | | | | | | 4 | S Querrey | 6 | 3 | 6 | | | | | |
| | V Spadea | 6 | 6 | | | V Spadea | 6 | 3 | 4 | | | | | | | | | | |
| | G Soeda | 4 | 4 | | 4 | S Querrey | 4 | 6 | 6 | | | | | | | | | | |
| 4 | S Querrey | 6 | 6 | | | | | | | | | | | | 4 | S Querrey | 3 | 6 | 4 |
| 5/WC | T Haas | 7$^7$ | 6 | | | | | | | | | | | | 2 | G Simon | 6 | 4 | 6 |
| | J Levine | 6$^4$ | 2 | | 5/WC | T Haas | 6 | 6 | | | | | | | | | | | |
| | J Isner | 7 | 6 | | | J Isner | 3 | 4 | | | | | | | | | | | |
| | R Kendrick | 5 | 4 | | | | | | | 5/WC | T Haas | 6 | 4 | 2 | | | | | |
| | K Pless | 3 | 4 | | | | | | | 2 | G Simon | 4 | 6 | 6 | | | | | |
| | B Becker | 6 | 6 | | | B Becker | 5 | 6 | 0 | | | | | | | | | | |
| | N Mahut | 2 | 6 | 3 | 2 | G Simon | 7 | 3 | 6 | | | | | | | | | | |
| 2 | G Simon | 6 | 3 | 6 | | | | | | | | | | | | | | | |