Stadium: Court 8 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/10/26 10:00 | Pierre Antoine Tailleu v Yannick Wunderlich | 4-6,1-6 |
| 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 Überlingen | 2021/08/16 09:20 | Oscar Galimardanov v Yannick Wunderlich | 7-5,6-4 |
| ITF M25 Frankfurt | 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 | 2021/10/26 09:30 | Xian Yao Zhou v Pietro Pampanin | 4-6,4-6 |
| ITF M15 Monastir | 2021/10/25 10:00 | Aaditya Tewari v Pietro Pampanin | 3-6,4-6 |
| ITF M15 Monastir | 2021/10/24 12:30 | Ethan Terblanche v Pietro Pampanin | 4-6,2-6 |
| ITF M15 Platja D'Aro | 2021/10/04 11:00 | Florent Bax v Pietro Pampanin | 6-4,6-0 |
| ITF M15 Platja D'Aro | 2021/10/03 08:00 | Pietro Pampanin v Egill Sigurdsson | 1-6,7-5,10-5 |
| ITF M25 Skopje | 2021/09/28 09:10 | Pietro Pampanin v Lorenzo Vatteroni | 3-6,2-6 |
| ITF M25 Skopje | 2021/09/27 07:25 | Toby Martin v Pietro Pampanin | 4-6,6-2,6-10 |
| ITF M15 Pirot | 2021/09/21 09:15 | Giorgio Tabacco v Pietro Pampanin | 6-0,6-0 |