# 2008 Davidoff Swiss Indoors – Singles

First-seeded Roger Federer was the defending champion, and won in the final 6–3, 6–4, against David Nalbandian.

## Seeds

* Roger Federer (champion)
* David Nalbandian (final)
* Juan Martín del Potro (semifinals)
* James Blake (quarterfinals)
* Stanislas Wawrinka (first round)
* Igor Andreev (quarterfinals)
* Tomáš Berdych (first round)
* Mardy Fish (second 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 | Roger Federer | 6 | 6 | | | | |
| | Feliciano López | 3 | 2 | | | | |
| | Feliciano López | 3 | 2 | 1 | Roger Federer | 6 | 6 |
| | | | | 2 | David Nalbandian | 3 | 4 |
| 3 | Juan Martín del Potro | 4 | 4 | 2 | David Nalbandian | 3 | 4 |
| 2 | David Nalbandian | 6 | 6 | | | | |

### Top 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 |
| 1 | R Federer | 6 | 6$^6$ | 6 | | | | | | | | | | | | | |
| | B Reynolds | 3 | 7$^8$ | 3 | 1 | R Federer | 7$^8$ | 7$^7$ | | | | | | | | | |
| | E Schwank | 2 | 4 | | | J Nieminen | 6$^6$ | 6$^1$ | | | | | | | | | |
| | J Nieminen | 6 | 6 | | | | | | | 1 | R Federer | 6 | 6 | | | | |
| | M Granollers | 6 | 4 | 6 | | | | | | | S Bolelli | 2 | 3 | | | | |
| | M Baghdatis | 2 | 6 | 2 | | M Granollers | 4 | 2 | | | | | | | | | |
| | S Bolelli | 6 | 7 | | | S Bolelli | 6 | 6 | | | | | | | | | |
| 7 | T Berdych | 4 | 5 | | | | | | | | | | | 1 | R Federer | 6 | 6 |
| 4 | J Blake | 3 | 6 | 6 | | | | | | | | | | | F López | 3 | 2 |
| | N Kiefer | 6 | 3 | 4 | 4 | J Blake | 6$^4$ | 6 | 6 | | | | | | | | |
| | Ó Hernández | 7$^8$ | 6$^5$ | 6 | | Ó Hernández | 7$^7$ | 2 | 4 | | | | | | | | |
| Q | L Dlouhý | 6$^6$ | 7$^7$ | 1 | | | | | | 4 | J Blake | 4 | 6$^7$ | | | | |
| | F López | 7$^7$ | 7$^9$ | | | | | | | | F López | 6 | 7$^9$ | | | | |
| WC | M Chiudinelli | 6$^5$ | 6$^7$ | | | F López | 7$^{11}$ | 6 | | | | | | | | | |
| | A Calleri | 6$^5$ | 2 | | 8 | M Fish | 6$^9$ | 4 | | | | | | | | | |
| 8 | M Fish | 7$^7$ | 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 |
| 6 | I Andreev | 7$^7$ | 7 | | | | | | | | | | | | | | |
| | J Melzer | 6$^5$ | 5 | | 6 | I Andreev | 7$^8$ | 6$^0$ | 7 | | | | | | | | |
| | D Gremelmayr | 4 | 6$^5$ | | | P Kohlschreiber | 6$^6$ | 7$^7$ | 5 | | | | | | | | |
| | P Kohlschreiber | 6 | 7$^7$ | | | | | | | 6 | I Andreev | 4 | 5 | | | | |
| | J Acasuso | 3 | 2 | | | | | | | 3 | JM del Potro | 6 | 7 | | | | |
| WC | S Bohli | 6 | 6 | | WC | S Bohli | 3 | 3 | | | | | | | | | |
| Q | G Bastl | 2 | 4 | | 3 | JM del Potro | 6 | 6 | | | | | | | | | |
| 3 | JM del Potro | 6 | 6 | | | | | | | | | | | 3 | JM del Potro | 4 | 4 |
| 5 | S Wawrinka | 6 | 6$^5$ | 6$^5$ | | | | | | | | | | 2 | D Nalbandian | 6 | 6 |
| Q | B Becker | 3 | 7$^7$ | 7$^7$ | Q | B Becker | 3 | 6 | 6 | | | | | | | | |
| LL | A Beck | 6 | 6 | | LL | A Beck | 6 | 3 | 4 | | | | | | | | |
| | N Devilder | 4 | 4 | | | | | | | Q | B Becker | 6$^4$ | 4 | | | | |
| Q | K Vliegen | 6 | 6 | | | | | | | 2 | D Nalbandian | 7$^7$ | 6 | | | | |
| WC | P Petzschner | 2 | 3 | | Q | K Vliegen | 4 | 7 | 6$^4$ | | | | | | | | |
| | A Montañés | 4 | 2 | | 2 | D Nalbandian | 6 | 5 | 7$^7$ | | | | | | | | |
| 2 | D Nalbandian | 6 | 6 | | | | | | | | | | | | | | |