Malaysia · Men's singles · 2000 to 2018
Born 21 October 1982 · Right-handed · 172 cm
World number one in men's singles for 310 weeks (2009 to 2017, 4 spells). In the weekly top lists of men's singles for 68 weeks (2012 to 2018), best 1st. Not on the full weekly lists we keep, which start in September 2026.
Highest 2,201.
Latest: lost to Brice Leverdez, World Championships 2018, round of 64. Newest on the left.
| Year | Played | Won | Titles |
|---|---|---|---|
| 2018 | 26 | 21 | 2 |
| 2017 | 41 | 31 | 2 |
| 2016 | 46 | 39 | 5 |
| 2015 | 44 | 40 | 5 |
| 2014 | 51 | 46 | 4 |
| 2013 | 63 | 57 | 7 |
| 2012 | 50 | 43 | 5 |
| 2011 | 66 | 59 | 6 |
| 2010 | 62 | 58 | 10 |
| 2009 | 38 | 33 | 6 |
| 2008 | 35 | 29 | 3 |
| 2007 | 60 | 49 | 4 |
| 2006 | 27 | 21 | 2 |
| 2005 | 12 | 10 | 1 |
| 2004 | 7 | 5 | 0 |
| 2003 | 2 | 1 | 0 |
| 2000 | 1 | 0 | 0 |
Every final won, newest first. Each opens that edition's draw.