
ATP #757 · Luxembourg · 28 years
| Season | Type | Rank | Titles | W-L | Hard | Clay | Grass |
|---|---|---|---|---|---|---|---|
| 2026 | Singles | 773 | 0 | 16-10 | 15-10 | - | - |
| 2026 | Doubles | 1106 | 0 | 2-1 | 2-1 | - | - |
| 2025 | Singles | 743 | 1 | 25-16 | 22-11 | 2-4 | - |
| 2025 | Doubles | - | 1 | 11-4 | 6-3 | 4-0 | - |
| 2024 | Singles | 725 | 0 | 39-33 | 35-30 | 1-2 | - |
| 2024 | Doubles | 648 | 0 | 23-19 | 23-18 | 0-0 | - |
| 2023 | Singles | 503 | 1 | 51-30 | 33-21 | 15-8 | - |
| 2023 | Doubles | 415 | 4 | 32-16 | 14-10 | 17-5 | - |
| 2022 | Singles | 612 | 1 | 33-22 | 29-16 | 2-5 | - |
| 2022 | Doubles | 452 | 3 | 32-14 | 16-9 | 14-5 | - |
| 2021 | Singles | 1271 | 0 | 4-7 | 4-4 | 0-1 | - |
| 2021 | Doubles | 1421 | 0 | 7-10 | 5-6 | 1-2 | - |
| 2019 | Singles | - | 0 | 0-1 | 0-1 | - | - |
| 2019 | Doubles | 1547 | 0 | 0-1 | - | 0-1 | - |
| 2018 | Singles | - | 0 | 3-4 | 1-1 | 2-3 | - |
| 2017 | Singles | 1264 | 0 | 3-3 | 2-1 | 1-2 | - |
| 2017 | Doubles | 1117 | 0 | 3-0 | 2-0 | - | - |
| 2016 | Singles | 1642 | 0 | 0-3 | 0-3 | - | - |
| 2015 | Singles | - | 0 | 0-1 | - | 0-1 | - |
Alex Knaff (from Luxembourg, aged 28).