# 2013 Proton Malaysian Open – Singles

João Sousa won the title, defeating Julien Benneteau 2–6, 7–5, 6–4 in the final. He saved a championship point in the second set and became the first player from Portugal to win an ATP title.
Juan Mónaco was the defending champion, but withdrew before the event started.

## Seeds

* David Ferrer (quarterfinals)
* Stanislas Wawrinka (semifinals)
* Nicolás Almagro (second round)
* Jürgen Melzer (semifinals)
* Julien Benneteau (final)
* Dmitry Tursunov (quarterfinals)
* Vasek Pospisil (second round)
* Nikolay Davydenko (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 | Final |
| SE | João Sousa | 6 | 3 | 6 | | | | | |
| 4 | Jürgen Melzer | 4 | 6 | 4 | | | | | |
| 4 | Jürgen Melzer | 4 | 6 | 4 | SE | João Sousa | 2 | 7 | 6 |
| | | | | | 5 | Julien Benneteau | 6 | 5 | 4 |
| 5 | Julien Benneteau | 6 | 6 | | 5 | Julien Benneteau | 6 | 5 | 4 |
| 2 | Stanislas Wawrinka | 4 | 3 | | | | | | |

### 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 | Semifinals |
| | | | | | 1 | D Ferrer | 6 | 6 | | | | | | | | | | |
| Q | S Devvarman | 3 | 3 | | Q | M Viola | 2 | 3 | | | | | | | | | | |
| Q | M Viola | 6 | 6 | | | | | | | 1 | D Ferrer | 2 | 6$^6$ | | | | | |
| WC | R Harrison | 3 | 2 | | | | | | | SE | J Sousa | 6 | 7$^8$ | | | | | |
| SE | J Sousa | 6 | 6 | | SE | J Sousa | 4 | 7 | 6 | | | | | | | | | |
| PR | P Cuevas | 6 | 6 | | PR | P Cuevas | 6 | 5 | 0 | | | | | | | | | |
| 8 | N Davydenko | 3 | 4 | | | | | | | | | | | SE | J Sousa | 6 | 3 | 6 |
| | | | | | | | | | | | | | | 4 | J Melzer | 4 | 6 | 4 |
| | | | | | 4 | J Melzer | 7 | 6 | | | | | | | | | | |
| Q | M Zverev | 7$^7$ | 6 | | Q | M Zverev | 5 | 4 | | | | | | | | | | |
| | H Zeballos | 6$^5$ | 2 | | | | | | | 4 | J Melzer | 6 | 6 | | | | | |
| WC | H Chung | 4 | 2 | | | | | | | | F Delbonis | 3 | 2 | | | | | |
| | F Delbonis | 6 | 6 | | | F Delbonis | 7$^7$ | 7$^7$ | | | | | | | | | | |
| | V Hănescu | 6 | 1 | 3 | 7 | V Pospisil | 6$^2$ | 6$^1$ | | | | | | | | | | |
| 7 | V Pospisil | 1 | 6 | 6 | | | | | | | | | | | | | | |

### Bottom 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 |
| 5 | J Benneteau | 7$^8$ | 6 | | | | | | | | | | | | | | |
| SE | M Przysiężny | 6$^6$ | 4 | | 5 | J Benneteau | 7$^{10}$ | 6 | | | | | | | | | |
| | G Žemlja | 6 | 5 | 0$^r$ | | P Andújar | 6$^8$ | 2 | | | | | | | | | |
| | P Andújar | 3 | 7 | 0 | | | | | 5 | J Benneteau | 6 | 6 | | | | | |
| | D Brands | 3 | 4 | | | | | | | A Mannarino | 3 | 3 | | | | | |
| | A Mannarino | 6 | 6 | | | A Mannarino | 6 | 6 | | | | | | | | | |
| | | | | | 3 | N Almagro | 4 | 3 | | | | | | | | | |
| | | | | | | | | | | | | | | 5 | J Benneteau | 6 | 6 |
| 6 | D Tursunov | 7 | 6 | | | | | | | | | | | 2 | S Wawrinka | 4 | 3 |
| Q | R Ram | 5 | 0 | | 6 | D Tursunov | 6 | 6 | | | | | | | | | |
| | A Bogomolov Jr. | 6$^5$ | 0 | | WC | P Carreño-Busta | 2 | 4 | | | | | | | | | |
| WC | P Carreño-Busta | 7$^7$ | 6 | | | | | | 6 | D Tursunov | 6 | 3 | 6$^3$ | | | | |
| | M Baghdatis | 7$^7$ | 6 | | | | | | 2 | S Wawrinka | 2 | 6 | 7$^7$ | | | | |
| | C Berlocq | 6$^3$ | 3 | | | M Baghdatis | 1 | 5 | | | | | | | | | |
| | | | | | 2 | S Wawrinka | 6 | 7 | | | | | | | | | |

## Qualifying
### Seeds

* Michael Russell (qualifying competition, retired)
* Somdev Devvarman (qualified)
* Rajeev Ram (qualified)
* Matteo Viola (qualified)
* Mischa Zverev (qualified)
* Tatsuma Ito (qualifying competition)
* Rik de Voest (second round)
* Zhang Ze (second round)

### Qualifiers

* Mischa Zverev
* Somdev Devvarman
* Rajeev Ram
* Matteo Viola

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| | | | | 1 | Michael Russell | 6 | 2 | 6 | | | | |
| | Greg Jones | 6 | 6 | | Greg Jones | 3 | 6 | 4 | | | | |
| | Kevin Kung | 0 | 3 | | | | | | 1 | Michael Russell | 3 | 0$^r$ |
| | Toshihide Matsui | 2$^r$ | | | | | | | 5 | Mischa Zverev | 6 | 3 |
| | Treat Huey | 4 | | | Treat Huey | 5 | 2 | | | | | |
| WC | Abdul Hazli Zainuddin | 1 | 0 | 5 | Mischa Zverev | 7 | 6 | | | | | |
| 5 | Mischa Zverev | 6 | 6 | | | | | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| | | | | | 2 | Somdev Devvarman | 6 | 6 | | | | |
| | Eric Butorac | 6 | 2 | 6 | | Eric Butorac | 1 | 3 | | | | |
| WC | Mohd Assri Merzuki | 4 | 6 | 2 | | | | | 2 | Somdev Devvarman | 7 | 7 |
| | Jean-Julien Rojer | 6 | 6 | | | | | | | Jean-Julien Rojer | 5 | 5 |
| WC | Si Yew Ming | 0 | 4 | | | Jean-Julien Rojer | 6 | 7$^7$ | | | | |
| | Bumpei Sato | 2 | 2 | | 8 | Zhang Ze | 4 | 6$^5$ | | | | |
| 8 | Zhang Ze | 6 | 6 | | | | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| | | | | 3 | Rajeev Ram | 6 | 7$^7$ | | | | | | |
| | Nam Ji-sung | 6 | 6 | | Nam Ji-sung | 3 | 6$^5$ | | | | | | |
| | Santiago González | 4 | 2 | | | | | | 3 | Rajeev Ram | 7$^7$ | 5 | 6 |
| | Jose Statham | 6 | 6 | | | | | | 6 | Tatsuma Ito | 6$^2$ | 7 | 3 |
| | Ahmed Deedat Abdul Razak | 2 | 2 | | Jose Statham | 6 | 4 | 3 | | | | | |
| WC | Syed Mohd Agil Syed Naguib | 0 | 1 | 6 | Tatsuma Ito | 1 | 6 | 6 | | | | | |
| 6 | Tatsuma Ito | 6 | 6 | | | | | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| | | | | 4 | Matteo Viola | 6 | 6 | | | | | |
| WC | Ashaari Zainal | 6 | 6 | WC | Ashaari Zainal | 0 | 1 | | | | | |
| | Enrico Becuzzi | 0 | 2 | | | | | | 4 | Matteo Viola | 6 | 7 |
| | Yasutaka Uchiyama | 6 | 7$^7$ | | | | | | | Yasutaka Uchiyama | 1 | 5 |
| | Nenad Zimonjić | 1 | 6$^4$ | | Yasutaka Uchiyama | 6 | 3 | 6 | | | | |
| | Christopher Rungkat | 4 | 1 | 7 | Rik de Voest | 4 | 6 | 4 | | | | |
| 7 | Rik de Voest | 6 | 6 | | | | | | | | | |