South Korea · Men's singles · 2007 to 2024
Born 17 May 1988 · Right-handed · 176 cm
World number one in men's singles for 17 weeks (2017, 2 spells). In the weekly top lists of men's singles for 83 weeks (2013 to 2019), best 1st. Not on the full weekly lists we keep, which start in September 2026.
Highest 1,981.
Latest: lost to Shi Yuqi, Korea Open 2024, round of 32. Newest on the left.
| Year | Played | Won | Titles |
|---|---|---|---|
| 2024 | 3 | 1 | 0 |
| 2023 | 8 | 4 | 0 |
| 2022 | 10 | 7 | 0 |
| 2020 | 4 | 0 | 0 |
| 2019 | 16 | 9 | 1 |
| 2018 | 53 | 35 | 2 |
| 2017 | 52 | 35 | 0 |
| 2016 | 71 | 49 | 1 |
| 2015 | 47 | 28 | 0 |
| 2014 | 55 | 34 | 1 |
| 2013 | 33 | 28 | 3 |
| 2012 | 33 | 21 | 1 |
| 2011 | 39 | 21 | 0 |
| 2010 | 23 | 9 | 0 |
| 2009 | 3 | 1 | 0 |
| 2007 | 2 | 1 | 0 |
Every final won, newest first. Each opens that edition's draw.