Stadium: Tammsaare 1 Round: 25 Ground: Hardcourt indoor
| ITF - M25 Marburg | 2021/07/06 12:15 | Paul Woerner v Sidane Pontjodikromo | 3-6,5-7 |
| ITF - M25 Marburg | 2021/07/05 08:00 | Paul Woerner v Zura Tkemaladze | 6-3,5-7,10-7 |
| ITF - M25 Bourg-en-Bresse | 2021/06/30 16:30 | Paul Woerner v Ugo Blanchet | 2-6,2-6 |
| ITF - M25 Bourg-en-Bresse | 2021/06/29 10:10 | Paul Woerner v Nazim Makhlouf | 6-3,6-2 |
| ITF - M25 Bourg-en-Bresse | 2021/06/27 13:20 | Paul Woerner v Thomas Brulet | 3-6,6-2,10-3 |
| ITF - M15 Sarajevo | 2021/06/02 16:00 | Paul Woerner v Alex Barrena | 4-6,1-6 |
| ITF - M15 - Antalya | 2021/05/27 10:10 | Paul Woerner v Lucas Gerch | 7-5,6-7,3-6 |
| ITF - M15 - Antalya | 2021/05/25 07:00 | Paul Woerner v Anton Semenov | 6-1,6-3 |
| Challenger - Nur-Sultan | 2021/07/20 07:20 | Benjamin Lock v Sergiy Stakhovsky | 3-6,6-3,5-7 |
| Challenger - Nur-Sultan | 2021/07/19 06:10 | Ergi Kirkin v Benjamin Lock | 5-7,7-6,3-6 |
| Challenger - Nur-Sultan - kvalifikácia | 2021/07/18 09:00 | Danil Ozernoy v Benjamin Lock | 4-6,0-6 |
| Challenger - Nur-Sultan | 2021/07/12 06:30 | Yan Bondarevskiy v Benjamin Lock | 2-6,7-6,6-2 |
| Challenger - Nur-Sultan | 2021/07/11 06:20 | Vladyslav Manafov v Benjamin Lock | 6-7,3-6 |
| ITF - M25 Nur-Sultan | 2021/07/06 09:15 | Vladyslav Manafov v Benjamin Lock | 6-3,6-4 |
| ITF - M15 Bergamo | 2021/06/23 11:25 | Daniele Capecchi v Benjamin Lock | 6-4,5-7,6-4 |
| Challenger - Forli | 2021/06/13 15:45 | Benjamin Lock v Francesco Forti | 6-2,1-6,4-6 |