| UTR Pro Tennis Series Bucharest | 2021/12/01 12:30 | Dan Alexandru Tomescu v Ivanov, Simon Anthony | 6-3,6-2 |
| UTR Pro Tennis Series Bucharest | 2021/11/30 11:00 | Dan Alexandru Tomescu v Ignat, Dragos Constantin | 6-3,5-2 |
| ITF - M15 Antalya | 2021/11/18 06:30 | Dan Alexandru Tomescu v Madaras, Dragos Nicolae | 4-6,2-6 |
| ITF - M15 Antalya | 2021/11/17 06:15 | Dan Alexandru Tomescu v Fermin Tenti | 6-1,6-3 |
| UTR Pro Tennis Series Brasov | 2021/10/30 06:30 | Dan Alexandru Tomescu v Vlad Andrei Dancu | 7-5,4-6,2-5 |
| UTR Pro Tennis Series Brasov | 2021/10/29 08:30 | Stefan A Andreescu v Dan Alexandru Tomescu | 6-3,5-7,1-6 |
| UTR Pro Tennis Series Brasov | 2021/10/28 08:30 | Valentin Vanta v Dan Alexandru Tomescu | 2-6,2-6 |
| UTR Pro Tennis Series Brasov | 2021/10/27 10:00 | Mihai Razvan Marinescu v Dan Alexandru Tomescu | 2-6,5-6 |
| UTR Pro Tennis Series Bucharest | 2021/12/02 08:00 | Ignat, Dragos Constantin v Willems, Johann | 1-6,2-5 |
| UTR Pro Tennis Series Bucharest | 2021/11/30 12:30 | Stefan Palosi v Willems, Johann | 2-6,3-6 |
| UTR Pro Tennis Series Amsterdam | 2021/11/06 15:00 | Willems, Johann v Minakov, Mikhail | 2-5 |
| UTR Pro Tennis Series Amsterdam | 2021/11/05 13:30 | Guy Den Heijer v Willems, Johann | 7-6,2-6,6-4 |
| UTR Pro Tennis Series Amsterdam | 2021/11/04 12:00 | Jip Van Assendelft v Willems, Johann | 3-6,2-5 |
| UTR Pro Tennis Series Amsterdam | 2021/11/02 12:00 | Miko Wassermann v Willems, Johann | 2-6,2-6 |
| UTR Pro Tennis Series Amsterdam | 2021/11/01 13:30 | Willems, Johann v Lawrence Bataljin | 6-1,5-1 |
| UTR Pro Tennis Series Mulheim | 2021/10/17 08:30 | Willems, Johann v Hansen, Christian | 6-1,5-1 |