Stadium: Court 1 Round: 14 Ground: Clay
| ITF M15 Rovinj | 2021/03/15 11:30 | Francesco Passaro v Duje Kekez | 6-2,6-4 |
| ITF M15 Rovinj | 2021/03/14 08:30 | Matic Spec v Duje Kekez | 3-6,4-6 |
| ITF M15 Porec | 2021/03/09 08:55 | Sebastian Prechtel v Duje Kekez | 6-3,4-6,10-6 |
| ITF M15 Porec | 2021/03/08 13:00 | Emilien Voisin v Duje Kekez | 6-4,3-6,8-10 |
| Eastern European Championship | 2020/12/29 14:40 | Marat Deviatiarov v Duje Kekez | 3-6,6-7 |
| Eastern European Championship | 2020/12/28 14:15 | Duje Kekez v Petar Pjevcevic | 7-6,6-2 |
| Eastern European Championship | 2020/12/27 15:30 | Duje Kekez v Luka Pavlovic | 5-7,1-6 |
| Eastern European Championship | 2020/12/25 13:05 | Quentin Folliot v Duje Kekez | 7-5,5-7,4-6 |
| Challenger St. Petersburg | 2021/03/01 08:30 | Artem Dubrivnyy v Skander Mansouri | 4-6,7-6,6-0 |
| Challenger St. Petersburg | 2021/02/28 09:10 | Daniil Glinka v Skander Mansouri | 6-3,6-7,5-7 |
| ITF M15 Monastir | 2021/02/17 10:00 | Skander Mansouri v Giovanni Mpetshi Perricard | 6-3,6-3 |
| ITF M15 Monastir | 2021/02/12 08:25 | Skander Mansouri v Alexander Erler | 3-6,1-6 |
| ITF M15 Monastir | 2021/02/11 10:20 | Skander Mansouri v Naoki Nakagawa | 7-6,7-5 |
| ITF M15 Monastir | 2021/02/10 08:30 | Skander Mansouri v Antonio Massara | 6-7,6-4,6-4 |
| ITF M15 Monastir | 2021/02/08 09:30 | Skander Mansouri v Arthur Bouquier | 6-3,6-2 |
| ITF M15 Monastir | 2021/02/07 13:30 | Skander Mansouri v Raphael Collignon | 6-0,6-7,10-6 |