Stadium: Court 1 Round: 44 Ground: Clay
| ITF M15 Nules | 2021/11/15 10:00 | Luka Miklavcic v Federico Campana | 3-6,3-6 |
| ITF M15 Nules | 2021/11/14 14:00 | Luka Miklavcic v Inigo G Olasagasti | 6-3,6-4 |
| ITF M15 Benicarlo | 2021/11/07 11:00 | Bruno P Navarro v Luka Miklavcic | 6-2,6-0 |
| ITF M15 Sibenik | 2021/05/16 07:30 | Jaimee Floyd Angele v Luka Miklavcic | 6-4,6-1 |
| ITF M15 Prijedor | 2021/05/11 07:55 | Luka Miklavcic v Tomislav Jotovski | 4-6,6-3,6-10 |
| ITF M15 Prijedor | 2021/05/09 12:30 | Matic Spec v Luka Miklavcic | 3-6,6-3,8-10 |
| ITF M15 Sibenik | 2021/04/18 08:00 | Luka Miklavcic v Paul Valsecchi | 2-6,4-6 |
| ITF M15 Porec | 2021/03/07 11:00 | Sebastian Prechtel v Luka Miklavcic | 6-1,6-2 |