It was the third edition of the Proton Malaysian Open, and was classified as an ATP World Tour 250 Series of the 2011 ATP World Tour.
2011 | 2011 ATP Challenger Tour | Australian Open | French Open | Open University | open source | 2011 ATP World Tour | U.S. Open | 2011 Rugby World Cup | 2011 ITF Women's Circuit | 2011 Tōhoku earthquake and tsunami | 2011 Pan American Games | 2011 Christchurch earthquake | Wacken Open Air | 2011 Summer Universiade | 2011 Pacific Games | Royal Malaysian Navy | The Open Championship | Miss Universe 2011 | 2011 Copa América | U.S. Open (tennis) | Eurovision Song Contest 2011 | 2011 WTA Tour | 2011 in radio | All England Open Badminton Championships | U.S. Open (golf) | Open Source | Open-pit mining | Malaysian general election, 2013 | Canadian federal election, 2011 |