Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Plaisir | 2021/09/12 12:30 | Pierre Antoine Tailleu v Warren Sinius | 6-7,3-6 |
| ITF M25 Bagneres-De-Bigorre | 2021/08/29 09:00 | Matt Ponchet v Pierre Antoine Tailleu | 3-6,6-4,16-14 |
| ITF M25 Ajaccio | 2021/07/07 10:00 | Pierre Antoine Tailleu v Yannick Mertens | 4-6,4-6 |
| ITF M25 Ajaccio | 2021/07/05 15:30 | Pierre Antoine Tailleu v Raphael Gomila | 6-1,6-1 |
| ITF M15 Monastir | 2021/06/06 10:00 | Sungbeen Sim v Pierre Antoine Tailleu | 6-3,7-6 |
| ITF M15 Monastir | 2021/04/22 08:30 | Pierre Antoine Tailleu v Jonathan Mridha | 0-6,1-6 |
| ITF M15 Monastir | 2021/04/20 09:00 | Pierre Antoine Tailleu v Tushar Sharma | 6-3,6-4 |
| ITF M15 Monastir | 2021/04/04 10:30 | Pierre Antoine Tailleu v Romain Faucon | 4-6,6-7 |
| ITF M15 Monastir | 2021/10/18 09:30 | Denis Constantin Spiridon v Ivan Kazakov | 7-5,6-2 |
| ITF M15 Monastir | 2021/10/17 09:00 | Tushar Sharma v Ivan Kazakov | 1-6,1-6 |
| ITF M15 Platja D'Aro | 2021/10/10 08:00 | Ivan Kazakov v Noah Regas | 4-6,1-6 |
| ITF M15 Platja D'Aro | 2021/10/03 11:00 | Jorge Martinez Martinez v Ivan Kazakov | 6-7,6-3,10-2 |
| ITF M25 Ricany | 2021/08/30 09:00 | Antonin Stepanek v Ivan Kazakov | 6-1,7-5 |
| ITF M25 Poznan | 2021/08/24 14:00 | Ivan Kazakov v Michal Mikula | 1-6,2-6 |
| ITF M25 Poznan | 2021/08/24 08:00 | Ivan Kazakov v Flemming Peters | 2-6,7-5,10-3 |
| ITF M25 Poznan | 2021/08/22 08:00 | Oscar Weightman v Ivan Kazakov | 6-3,2-6,1-10 |