Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/06/15 08:30 | Lucio Carnevalle v Alexander Donski | 2-6,3-6 |
| ITF M15 Heraklion | 2021/06/10 07:30 | Alexander Donski v Yuki Mochizuki | 3-6,4-6 |
| ITF M15 Heraklion | 2021/06/09 11:50 | Alexander Donski v Daniel Little | 1-6,6-3,6-1 |
| ITF M15 Heraklion | 2021/06/03 06:30 | Alexander Donski v Reese Stalder | 3-6,6-3,4-6 |
| ITF M15 Heraklion | 2021/06/01 08:00 | Alexander Donski v Kelsey Stevenson | 6-3,6-2 |
| ITF M15 Monastir | 2021/05/14 08:30 | Omni Kumar v Alexander Donski | 2-6,7-5,6-3 |
| ITF M15 Monastir | 2021/05/13 08:30 | Alexander Donski v Michail Pervolarakis | 7-6,7-6 |
| ITF M15 Monastir | 2021/05/11 08:20 | Miguel Fernando Pereira v Alexander Donski | 4-6,3-6 |
| ITF M15 Monastir | 2021/06/16 11:10 | Luca Giacomini v Duckhee Lee | 6-3,6-1 |
| ITF M15 Gaiba | 2021/06/09 10:10 | Andrea Basso v Luca Giacomini | 7-6,6-0 |
| ITF M15 Prijedor | 2021/05/14 07:00 | Luca Giacomini v Miljan Zekic | 2-6,4-6 |
| ITF M15 Prijedor | 2021/05/11 12:35 | Luca Giacomini v Gilbert S K Junior | 6-3,1-6,6-1 |
| ITF M15 Cairo | 2021/04/21 14:55 | Luca Giacomini v Daniel Michalski | 6-4,6-7,1-6 |
| ITF M15 Cairo | 2021/04/14 14:45 | Filip Misolic v Luca Giacomini | 4-6,6-4,6-2 |
| ITF M15 Monastir | 2021/03/19 08:00 | Raphael Collignon v Luca Giacomini | 6-2,6-4 |
| ITF M15 Monastir | 2021/03/18 10:15 | Luca Giacomini v Laurent Lokoli | 6-1,2-6,6-0 |