Stadion: Court 20 Round: 27 Ground: Hardcourt outdoor
| ITF - M15 - Heraklion | 2021/11/18 06:55 | Filip Cristian Jianu v Kyle Seelig | 6-2,6-4 |
| ITF - M15 - Heraklion | 2021/11/17 09:05 | Filip Cristian Jianu v Matthew Romios | 6-2,6-4 |
| Challenger - Roanne | 2021/11/07 13:55 | Filip Cristian Jianu v Gabriel Debru | 5-7,6-4,3-6 |
| Challenger - Teneriffa | 2021/11/02 12:55 | Andrey Kuznetsov v Filip Cristian Jianu | 6-4,6-2 |
| Challenger - Teneriffa | 2021/11/01 11:55 | Filip Cristian Jianu v Yan Bondarevskiy | 6-1,1-6,4-6 |
| Challenger - Teneriffa | 2021/10/31 11:55 | Filip Cristian Jianu v Lucas Gerch | 6-3,6-1 |
| Challenger - Ismaning | 2021/10/24 09:00 | Filip Cristian Jianu v Evan Furness | 7-6,0-6,4-6 |
| Challenger - Losinj | 2021/10/19 15:00 | Geoffrey Blancaneaux v Filip Cristian Jianu | 6-2,6-3 |
| ITF - M15 - Heraklion | 2021/11/18 07:00 | Preston Brown v Lukas Krainer | 6-3,1-6,2-6 |
| ITF - M15 - Heraklion | 2021/11/17 07:00 | Alec Deckers v Lukas Krainer | 5-7,6-7 |
| ITF - M15 - Sharm El Sheikh | 2021/11/03 10:10 | Erik Arutiunian v Lukas Krainer | 6-3,6-4 |
| ITF - M15 - Sharm El Sheikh | 2021/10/28 08:00 | Menelaos Efstathiou v Lukas Krainer | 6-3,5-7,6-4 |
| ITF - M15 - Sharm El Sheikh | 2021/10/27 09:25 | Saba Purtseladze v Lukas Krainer | 3-6,5-7 |
| ITF - M15 - Sharm El Sheikh | 2021/10/24 08:00 | Hady Habib v Lukas Krainer | 6-2,6-4 |
| ITF - M15 - Sharm El Sheikh | 2021/10/23 08:00 | Simone Roncalli v Lukas Krainer | 6-4,4-6,0-6 |
| ITF - M15 - Sharm El Sheikh | 2021/10/22 07:55 | Marat Deviatiarov v Lukas Krainer | 4-6,3-6 |