Stadium: Teremeer (4) Round: 25 Ground: Hardcourt outdoor
| Challenger Rome Qual | 2021/04/25 08:00 | Tristan Lamasine v Tomas Lipovsek Puches | 6-2,6-3 |
| ITF M15 Villa Maria | 2021/04/01 13:00 | Tomas Lipovsek Puches v Hernan Casanova | 1-6,5-7 |
| ITF M15 Villa Maria | 2021/03/30 16:15 | Roman Andres Burruchaga v Tomas Lipovsek Puches | 6-7,1-6 |
| ITF M15 Monastir | 2021/03/16 08:30 | Tomas Lipovsek Puches v Renta Tokuda | 4-6,0-6 |
| ITF M15 Monastir | 2021/03/09 08:30 | Tomas Lipovsek Puches v Naoki Nakagawa | 2-6,2-6 |
| ITF M25 Faro | 2021/03/05 10:45 | Alen Avidzba v Tomas Lipovsek Puches | 6-3,6-1 |
| ITF M25 Faro | 2021/03/04 11:20 | Sebastian Fanselow v Tomas Lipovsek Puches | 3-6,6-3,6-7 |
| ITF M25 Vale Do Lobo | 2021/02/26 15:45 | Tomas Lipovsek Puches v Gastao Elias | 2-6,4-6 |
| ITF M15 Cairo | 2021/05/06 07:50 | Jose Fco. Vidal Azorin v Kai Wehnelt | 6-4,6-3 |
| ITF M15 Cairo | 2021/05/05 09:45 | Hanwen Li v Kai Wehnelt | 3-6,4-6 |
| ITF M15 Cairo | 2021/04/28 08:00 | Kai Wehnelt v Juan Ignacio Galarza | 6-7,6-4,6-7 |
| ITF M15 Cairo | 2021/04/21 14:45 | Juan Ignacio Galarza v Kai Wehnelt | 6-3,6-3 |
| ITF M25 Meerbusch | 2021/04/11 13:30 | Kai Wehnelt v Gian Luca Tanner | 6-3,4-6,2-10 |
| ITF M25 Biel | 2021/03/29 07:55 | Kilian Feldbausch v Kai Wehnelt | 3-6,6-1,11-9 |
| ITF M15 Monastir | 2021/03/12 08:30 | Kai Wehnelt v Luca Giacomini | 4-6,4-6 |
| ITF M15 Monastir | 2021/03/11 08:30 | Kai Wehnelt v Ryota Tanuma | 6-1,6-4 |