Stadium: Court 4 Round: 27 Ground: Clay
| ITF M15 Doboj | 2021/07/15 08:00 | Peter Fajta v Frane Nincevic | 4-6,6-3,7-6 |
| ITF M15 Doboj | 2021/07/14 11:00 | Ronan Joncour v Peter Fajta | 0-6,1-6 |
| ITF M15 Sibenik | 2021/05/21 08:00 | Hernan Casanova v Peter Fajta | 6-2,6-2 |
| ITF M15 Sibenik | 2021/05/20 08:00 | Peter Fajta v David Pichler | 7-6,3-6,6-1 |
| ITF M15 Sibenik | 2021/05/19 13:30 | Luka Mikrut v Peter Fajta | 1-6,0-6 |
| ITF M15 Prijedor | 2021/05/14 08:50 | Denis Yevseyev v Peter Fajta | 1-6,6-1,6-2 |
| ITF M15 Prijedor | 2021/05/13 10:05 | Peter Fajta v Marko Miladinovic | 5-7,6-3,7-6 |
| ITF M15 Antalya | 2021/04/21 10:00 | Peter Fajta v Federico Arnaboldi | 3-6,4-6 |
| ITF M15 Doboj | 2021/07/15 10:40 | Andrej Nedic v Duje Kekez | 0-6,2-6 |
| ITF M15 Doboj | 2021/07/14 08:30 | Duje Kekez v Aldin Setkic | 7-5,7-6 |
| ITF M25 Velenje | 2021/07/07 08:00 | Toby Alex Kodat v Duje Kekez | 3-6,6-1,7-5 |
| ITF M15 Sarajevo | 2021/06/03 09:00 | Skander Mansouri v Duje Kekez | 7-5,6-4 |
| ITF M15 Sarajevo | 2021/06/02 09:00 | Duje Kekez v Sebastian Prechtel | 6-1,6-1 |
| ITF M25 Kiseljak | 2021/05/25 13:05 | Sebastian Prechtel v Duje Kekez | 3-6,6-3,6-4 |
| ITF M15 Sibenik | 2021/05/19 17:55 | Duje Kekez v Dan Added | 0-6,0-6 |
| ITF M15 Sibenik | 2021/05/18 08:30 | Duje Kekez v Julien Penzlin | 6-3,6-2 |