| 2011 Proton Malaysian Open | |
|---|---|
| Date | 26 September – 2 October |
| Edition | 3rd |
| Category | ATP World Tour 250 Series |
| Draw | 28S / 16D |
| Prize money | $850,000 |
| Location | Kuala Lumpur, Malaysia |
| Champions | |
| Singles | |
 Janko Tipsarević[1] | |
| Doubles | |
 Eric Butorac / Jean-Julien Rojer[2] | |
The2011 Malaysian Open (also known as the 2011 Proton Malaysian Open' for sponsorship reasons) was a men'stennis tournament played onindoor hard courts. It was the third edition of theProton Malaysian Open, and was classified as anATP World Tour 250 Series of the2011 ATP World Tour. It took place at theBukit Jalil Sports Complex inKuala Lumpur, Malaysia.Janko Tipsarević won the singles title.
Janko Tipsarević defeated
Marcos Baghdatis, 6–4, 7–5
Eric Butorac /Jean-Julien Rojer defeated
František Čermák /
Filip Polášek, 6–1, 6–3
| Country | Player | Rank | Seed |
|---|---|---|---|
 ESP | Nicolás Almagro | 12 | 1 |
| SRB | Viktor Troicki | 16 | 2 |
| SRB | Janko Tipsarević | 17 | 3 |
 AUT | Jürgen Melzer | 21 | 4 |
 RUS | Nikolay Davydenko | 36 | 5 |
| USA | Alex Bogomolov Jr. | 40 | 6 |
| RUS | Dmitry Tursunov | 41 | 7 |
 JPN | Kei Nishikori | 54 | 8 |
The following players receivedwildcards into the singles main draw
The following players received entry from the qualifying draw:
