Stadium: Court 3 Round: 14 Ground: Clay
| Challenger Liberec | 2021/08/01 15:10 | Artem Dubrivnyy v Kyrian Jacquet | 6-4,6-0 |
| Challenger Tampere | 2021/07/24 10:20 | Jiri Lehecka v Kyrian Jacquet | 6-3,6-0 |
| Challenger Tampere | 2021/07/23 11:00 | Kyrian Jacquet v Geoffrey Blancaneaux | 6-3,6-3 |
| Challenger Tampere | 2021/07/21 09:00 | Dimitar Kuzmanov v Kyrian Jacquet | 6-3,4-6,6-7 |
| Challenger Tampere | 2021/07/19 10:40 | Kyrian Jacquet v Nicolas Kicker | 4-6,7-6,2-6 |
| Challenger Tampere | 2021/07/18 10:20 | Kyrian Jacquet v Luca Castelnuovo | 6-7,6-1,6-0 |
| ITF M25 Marburg | 2021/07/06 16:15 | Max Wiskandt v Kyrian Jacquet | 6-2,6-4 |
| ITF M25 Bourg-en-Bresse | 2021/06/30 15:45 | Kyrian Jacquet v Jakub Paul | 1-6,5-7 |
| ITF M25 Kottingbrunn | 2021/07/21 10:00 | Bogdan Ionut Apostol v Danylo Kalenichenko | 1-6,6-4,6-2 |
| ITF M25 Telfs | 2021/07/13 09:00 | Danylo Kalenichenko v Kirill Kivattsev | 4-6,3-6 |
| ITF M15 Bergamo | 2021/06/23 07:30 | Danylo Kalenichenko v Edoardo Eremin | 1-6,4-6 |
| ITF M15 Novomoskovsk | 2021/06/06 07:00 | Danylo Kalenichenko v Matias Zukas | 4-6,6-0,4-6 |
| ITF M15 Novomoskovsk | 2021/06/05 07:30 | Alex M Pujolras v Danylo Kalenichenko | 4-6,6-2,4-6 |
| ITF M15 Novomoskovsk | 2021/06/04 12:30 | Danylo Kalenichenko v Alexander Zgirovsky | 6-2,6-3 |
| ITF M15 Novomoskovsk | 2021/06/04 09:30 | Danylo Kalenichenko v Fermin Tenti | 6-1,6-4 |
| ITF M15 Novomoskovsk | 2021/06/03 14:00 | Danylo Kalenichenko v Bruno P Navarro | 3-6,6-4,10-7 |