# 2010 PTT Thailand Open – Singles

Gilles Simon was the defending champion, but chose not to participate. Guillermo García-López, who eliminated World No.1 Rafael Nadal in the semifinal, won in the final against Jarkko Nieminen, 6–4, 3–6, 6–4 to become the first Spanish winner of this event.

## Seeds

* Rafael Nadal (semifinals)
* Fernando Verdasco (second round)
* Jürgen Melzer (quarterfinals)
* Ernests Gulbis (quarterfinals)
* Juan Martín del Potro (first round)
* Thiemo de Bakker (second round)
* Viktor Troicki (second round)
* Michael Berrer (first round)

## Main 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 | Rafael Nadal | 6 | 6$^3$ | 3 | | | | |
| | Guillermo García-López | 2 | 7$^7$ | 6 | | | | |
| | Guillermo García-López | 2 | 7$^7$ | 6 | Guillermo García-López | 6 | 3 | 6 |
| | | | | | Jarkko Nieminen | 4 | 6 | 4 |
| | Jarkko Nieminen | 6 | 6 | | Jarkko Nieminen | 4 | 6 | 4 |
| | Benjamin Becker | 3 | 2 | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | R Nadal | 6 | 6 | | | | | | | | | | | |
| Q | R Bemelmans | 6 | 6 | | Q | R Bemelmans | 1 | 4 | | | | | | | | | | | |
| Q | F Nielsen | 2 | 3 | | | | | | | 1 | R Nadal | 6 | 6 | | | | | | |
| Q | R DeHeart | 3 | 7$^7$ | 4 | | | | | | | M Kukushkin | 2 | 3 | | | | | | |
| | M Kukushkin | 6 | 6$^4$ | 6 | | M Kukushkin | 6 | 5 | 6 | | | | | | | | | | |
| | O Rochus | 7$^9$ | 6 | | | O Rochus | 4 | 7 | 3 | | | | | | | | | | |
| 5 | JM del Potro | 6$^7$ | 4 | | | | | | | | | | | | 1 | R Nadal | 6 | 6$^3$ | 3 |
| | | | | | | | | | | | | | | | | G García-López | 2 | 7$^7$ | 6 |
| | | | | | 4 | E Gulbis | 7$^7$ | 6$^4$ | 6 | | | | | | | | | | |
| | R Schüttler | 6 | 6 | | | R Schüttler | 6$^4$ | 7$^7$ | 4 | | | | | | | | | | |
| | R Mello | 4 | 2 | | | | | | | 4 | E Gulbis | 6$^4$ | 6 | 3 | | | | | |
| | T Gabashvili | 7$^7$ | 4 | 4 | | | | | | | G García-López | 7$^7$ | 4 | 6 | | | | | |
| | F Serra | 6$^1$ | 6 | 6 | | F Serra | 5 | 7$^7$ | 5 | | | | | | | | | | |
| | G García-López | 6 | 7$^7$ | | | G García-López | 7 | 6$^3$ | 7 | | | | | | | | | | |
| 8 | M Berrer | 4 | 6$^4$ | | | | | | | | | | | | | | | | |

### Bottom half

| 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 |
| 7 | V Troicki | 6 | 6 | | | | | | | | | | | | |
| | M Chiudinelli | 3 | 1 | 7 | V Troicki | 6$^4$ | 2 | | | | | | | | |
| | J Nieminen | 6 | 6 | | J Nieminen | 7$^7$ | 6 | | | | | | | | |
| WC | D Udomchoke | 3 | 2 | | | | | | | J Nieminen | 6 | 7$^7$ | | | |
| | D Sela | 6 | 6 | | | | | | 3 | J Melzer | 3 | 6$^4$ | | | |
| Q | K Kravchuk | 3 | 4 | | D Sela | 3 | 4 | | | | | | | | |
| | | | | 3 | J Melzer | 6 | 6 | | | | | | | | |
| | | | | | | | | | | | | | J Nieminen | 6 | 6 |
| 6 | T de Bakker | 7 | 6 | | | | | | | | | | B Becker | 3 | 2 |
| WC | M López | 5 | 0 | 6 | T de Bakker | 6$^2$ | 6 | 6$^7$ | | | | | | | |
| | D Brands | 6 | 6 | | D Brands | 7$^7$ | 1 | 7$^9$ | | | | | | | |
| | I Marchenko | 3 | 4 | | | | | | | D Brands | 4 | 2 | | | |
| | B Becker | 6 | 6 | | | | | | | B Becker | 6 | 6 | | | |
| SE | M Zverev | 1 | 4 | | B Becker | 6 | 6 | | | | | | | | |
| | | | | 2/WC | F Verdasco | 4 | 4 | | | | | | | | |