Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Monastir | 2021/06/30 10:35 | Omni Kumar v Duckhee Lee | 6-0,6-2 |
| ITF M15 Monastir | 2021/06/25 10:30 | Imanol L Morillo v Duckhee Lee | 7-5,7-6 |
| ITF M15 Monastir | 2021/06/24 10:10 | Oscar Weightman v Duckhee Lee | 3-6,7-6,3-6 |
| ITF M15 Monastir | 2021/06/22 12:15 | Andre Ghem v Duckhee Lee | 2-6,2-6 |
| ITF M15 Monastir | 2021/06/16 11:10 | Luca Giacomini v Duckhee Lee | 6-3,6-1 |
| ITF M15 Monastir | 2021/06/08 11:00 | Siddhant Banthia v Duckhee Lee | 6-3,2-6,6-4 |
| Challenger Oeiras | 2021/04/06 09:00 | Hugo Grenier v Duckhee Lee | 6-0,6-3 |
| Challenger Oeiras | 2021/03/30 12:35 | Duckhee Lee v Tiago Cacao | 3-6,4-6 |
| ITF M15 Cairo | 2021/08/04 14:25 | Luca Tomasetto v Nathan Seateun | 2-6,3-6 |
| ITF M15 Cairo | 2021/07/30 08:00 | Quentin Folliot v Luca Tomasetto | 6-4,6-2 |
| ITF M15 Cairo | 2021/07/29 11:50 | Luca Tomasetto v Nathan Seateun | 6-3,7-5 |
| ITF M15 Cairo | 2021/07/28 09:40 | Luca Tomasetto v Daisuke Sumizawa | 4-6,6-1,6-1 |
| ITF M15 Perugia | 2021/07/20 09:00 | Gabriele Piraino v Luca Tomasetto | 7-5,6-4 |
| ITF M15 Perugia | 2021/07/19 11:00 | Facundo Arias Bisso v Luca Tomasetto | 4-6,2-6 |
| ITF M15 Perugia | 2021/07/18 16:45 | Filippo Giovannini v Luca Tomasetto | 4-6,1-6 |
| ITF M15 Shymkent | 2021/04/16 04:55 | Luca Tomasetto v Ivan Gakhov | 1-6,6-2,4-6 |