Stadium: Court 3 Round: 54 Ground: Clay
| ITF M15 - Sibenik | 2021/05/17 14:55 | Janos Fekete v Amaury Raynel | 6-7,6-2,4-10 |
| ITF M15 - Sibenik | 2021/05/16 12:30 | Matyas Fuele v Janos Fekete | 3-6,1-6 |
| ITF M15 - Antalya | 2021/04/11 07:00 | Janos Fekete v Alexander Ovcharov | 2-6,3-6 |
| ITF M15 - Antalya | 2021/04/04 10:00 | Janos Fekete v Lucas Hellfritsch | 5-7,5-7 |
| ITF M15 - Bratislava | 2021/03/01 12:00 | Neil Oberleitner v Janos Fekete | 6-2,6-7,10-3 |
| ITF M15 - Sharm El Sheikh | 2021/01/31 07:00 | Yu Hsiou Hsu v Janos Fekete | 6-1,6-2 |
| ITF M15 - Bratislava | 2020/11/23 12:00 | Michal Mikula v Janos Fekete | 7-5,6-3 |
| ITF M15 - Sharm El Sheikh | 2020/11/08 12:30 | Illya Beloborodko v Janos Fekete | 6-1,6-3 |
| ITF M25 - Wroclaw | 2021/06/27 12:30 | Michal Novansky v Nikolas Lahky | 6-4,6-4 |
| ITF M15 - Sarajevo | 2021/05/31 12:00 | Moritz Trocker v Nikolas Lahky | 6-2,6-1 |
| ITF M15 - Sarajevo | 2021/05/30 10:30 | Nikolas Lahky v Petar Pjevcevic | 6-3,7-5 |
| ITF M15 - Bukarest | 2021/05/23 08:30 | Nikolas Lahky v Filippo Speziali | 3-6,3-6 |
| ITF M15 - Sibenik | 2021/04/18 08:00 | Nikolas Lahky v Mayeul Darras | 5-7,7-6,4-10 |
| ITF M15 - Opatija | 2021/03/21 08:00 | Aleksandre Bakshi v Nikolas Lahky | 7-6,6-2 |
| ITF M15 - Rovinj | 2021/03/15 08:00 | Ignacio Monzon v Nikolas Lahky | 6-1,6-4 |
| ITF M15 - Bratislava | 2021/03/08 12:00 | Milos Karol v Nikolas Lahky | 6-3,6-2 |