Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/10/25 10:00 | Pierre Antoine Tailleu v Ivan Kazakov | 2-6,6-4,10-5 |
| 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 | 2021/10/24 10:00 | Yannick Wunderlich v Christian Kuehne | 6-3,6-2 |
| ITF M25 Hamburg | 2021/10/17 08:00 | Yannick Wunderlich v Ben Jones | 0-6,2-6 |
| ITF M25 Ueberlingen | 2021/08/16 09:20 | Oscar Galimardanov v Yannick Wunderlich | 7-5,6-4 |
| ITF M25 Frankfurt am Main | 2021/08/09 09:00 | Sandro Kopp v Yannick Wunderlich | 6-3,6-4 |
| ITF M25 Wetzlar | 2021/08/02 08:00 | Yannick Wunderlich v Giles Hussey | 6-7,5-7 |
| ITF M15 Monastir | 2021/06/07 08:00 | Ko Suzuki v Yannick Wunderlich | 6-7,7-6,10-8 |
| ITF M15 Monastir | 2021/06/06 08:00 | Leonardo L Linquet v Yannick Wunderlich | 3-6,5-7 |
| ITF M15 Monastir | 2021/05/31 08:00 | Mauro De Maio v Yannick Wunderlich | 6-0,7-6 |