ATP #1596 · South Korea · 28 years
| Season | Type | Rank | Titles | W-L | Hard | Clay | Grass |
|---|---|---|---|---|---|---|---|
| 2025 | Singles | 763 | 1 | 19-22 | 19-21 | 0-1 | - |
| 2025 | Doubles | 809 | 3 | 16-12 | 16-11 | 0-1 | - |
| 2024 | Singles | 717 | 0 | 20-16 | 20-16 | - | - |
| 2024 | Doubles | 679 | 0 | 6-9 | 6-9 | - | - |
| 2023 | Singles | 685 | 0 | 33-25 | 29-22 | 4-3 | - |
| 2023 | Doubles | 991 | 0 | 14-17 | 13-15 | 1-2 | - |
| 2022 | Singles | 649 | 1 | 25-18 | 25-18 | - | - |
| 2022 | Doubles | 1338 | 0 | 8-7 | 8-7 | - | - |
| 2021 | Singles | 385 | 0 | 10-18 | 5-9 | 5-9 | - |
| 2021 | Doubles | 1198 | 0 | 5-8 | 3-4 | 2-4 | - |
| 2020 | Singles | 275 | 0 | 3-4 | 3-4 | - | - |
| 2019 | Singles | 238 | 0 | 26-26 | 26-24 | 0-2 | - |
| 2019 | Doubles | 1103 | 0 | 1-5 | 1-5 | - | - |
| 2018 | Singles | 218 | 0 | 26-25 | 23-19 | 3-4 | 0-2 |
| 2018 | Doubles | - | 0 | 0-4 | 0-3 | 0-1 | - |
| 2017 | Singles | 195 | 0 | 28-35 | 26-29 | 2-4 | 0-2 |
| 2017 | Doubles | 919 | 0 | 2-10 | 2-10 | - | - |
| 2016 | Singles | 149 | 0 | 29-28 | 29-24 | 0-4 | - |
| 2016 | Doubles | 718 | 0 | 4-5 | 4-5 | - | - |
| 2015 | Singles | 229 | 0 | 11-15 | 8-13 | 3-2 | - |
| 2015 | Doubles | 1307 | 0 | 0-2 | 0-2 | - | - |
| 2014 | Singles | 506 | 0 | 0-1 | 0-1 | - | - |
| 2013 | Singles | 756 | 0 | 7-6 | 7-6 | - | - |
Hee Lee Duck (from South Korea, aged 28).