Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Antalya | 2021/04/28 11:40 | Francesco Maestrelli v Denis Klok | 1-6,6-2,6-1 |
| ITF M15 Antalya | 2021/04/27 07:00 | Denis Klok v Vladimir Korolev | 6-1,4-6,10-3 |
| ITF M15 Antalya | 2021/04/26 07:00 | Denis Klok v Vojtech Mares | 6-3,6-2 |
| ITF M15 Antalya | 2021/04/25 07:00 | Denis Klok v Vladislav Ivanov | 6-1,7-6 |
| ITF M15 Antalya | 2021/04/18 07:00 | Denis Klok v Noel Larwig | 5-7,0-6 |
| ITF M15 Shymkent | 2021/04/15 04:00 | Denis Klok v Ivan Gakhov | 5-7,6-7 |
| ITF M15 Shymkent | 2021/04/14 08:45 | Kirill Kolganov v Denis Klok | 4-6,1-6 |
| ITF M15 Shymkent | 2021/04/08 05:30 | Denis Klok v Dostanbek Tashbulatov | 2-6,4-6 |
| ITF M15 Brcko | 2021/05/19 10:25 | Luka Pavlovic v Kristijan Juhas | 6-4,6-4 |
| ITF M15 Prijedor | 2021/05/14 08:15 | Kristijan Juhas v Gergely Madarasz | 4-6,6-7 |
| ITF M15 Prijedor | 2021/05/13 11:40 | Kristijan Juhas v Federico Campana | 6-3,3-6,6-4 |
| ITF M15 Prijedor | 2021/05/11 08:00 | Kristijan Juhas v Lazar Milicevic | 6-3,6-0 |
| ITF M15 Opatija | 2021/03/22 08:00 | Kristijan Juhas v Matteo Arnaldi | 6-3,4-6,7-10 |
| ITF M15 Rovinj | 2021/03/16 11:35 | Kristijan Juhas v Francesco Passaro | 1-6,0-6 |
| ITF M15 Rovinj | 2021/03/15 14:10 | Juan Bautista Otegui v Kristijan Juhas | 0-6,2-6 |
| ITF M15 Zlatibor | 2019/09/18 10:35 | Ljubomir Celebic v Kristijan Juhas | 6-2,6-2 |