Stadium: Court 4 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Monastir | 2022/03/23 07:30 | Herman, Louis v Frantzen, Constantin | 6-2,6-1 |
| ITF M25 Monastir | 2022/03/20 09:00 | Frantzen, Constantin v Alexandre Aubriot | 6-3,6-3 |
| ITF - M25 Trimbach | 2022/03/17 09:00 | Haerteis, Johannes v Frantzen, Constantin | 6-3,6-7,6-2 |
| ITF - M25 Trimbach | 2022/03/16 13:55 | Frantzen, Constantin v Leonardo Taddia | 6-4,7-5 |
| ITF - M25 Trimbach | 2022/03/15 09:00 | Frantzen, Constantin v Laurin Aerne | 3-6,7-6,12-10 |
| ITF - M25 Trimbach | 2022/03/14 09:00 | Frantzen, Constantin v Jasin Jakupi | 6-3,6-3 |
| ITF M25 Glasgow | 2022/02/17 10:00 | Anton Matusevich v Frantzen, Constantin | 6-4,6-2 |
| ITF M25 Glasgow | 2022/02/15 10:00 | Felix Gill v Frantzen, Constantin | 7-6,4-6,0-6 |
| ITF M25 Monastir | 2022/03/23 07:30 | Lukas Palovic v Wattanakul, Pol | 7-5,2-6,10-3 |
| ITF M25 Monastir | 2022/03/20 13:00 | Thomas Braithwaite v Wattanakul, Pol | 2-6,2-6 |
| ITF - M15 Héraklion | 2021/06/07 09:00 | Simon, Sahar v Wattanakul, Pol | 7-5,6-1 |
| ITF - M15 Héraklion | 2021/05/30 06:30 | Soghoyan, Artur v Wattanakul, Pol | 2-6,6-3,10-4 |
| ITF - M15 Héraklion | 2021/05/24 08:00 | Jeremy Schifris v Wattanakul, Pol | 6-1,6-7,10-4 |
| ITF - M15 Héraklion | 2021/05/23 08:00 | Fortin, Michel-Alexandre v Wattanakul, Pol | 7-5,0-6,7-10 |
| ITF - M15 Héraklion | 2021/05/17 09:30 | Wattanakul, Pol v Jeremy Schifris | 2-6,0-6 |
| ITF - M15 Doha | 2020/03/12 11:55 | Wattanakul, Pol v Alexandar Lazarov | 4-6,3-6 |