| Open d'Austria - Qual. | 2021/05/27 14:00 | Yanis Gaudin v Adi Pratama | W | 0-2 |
| Open d'Austria - Qual. | 2021/05/27 08:10 | Senne Houthoofd v Adi Pratama | W | 0-2 |
| Slovenia Int. | 2021/05/21 10:35 | Julien Carraggi v Adi Pratama | L | 2-0 |
| Slovenia Int. | 2021/05/20 14:40 | Iliyan Stoynov v Adi Pratama | W | 0-2 |
| Slovenia Int. | 2021/05/20 12:40 | Jaka Ivancic v Adi Pratama | W | 0-2 |
| Portuguese Int. | 2021/05/08 09:00 | Adi Pratama v Raul Must | L | 0-2 |
| Portuguese Int. | 2021/05/07 15:00 | Joran Kweekel v Adi Pratama | W | 1-2 |
| Portuguese Int. Qual | 2021/05/07 08:30 | Yanis Gaudin v Adi Pratama | W | 0-2 |
| Open d'Austria - Qual. | 2021/05/27 15:10 | Yonathan Levit v Justin Hoh | W | 0-2 |
| Open d'Austria - Qual. | 2021/05/27 10:00 | Jonathan Matias v Justin Hoh | W | 0-2 |
| Slovenia Int. | 2021/05/20 13:20 | Viktor Ording Kauffman v Justin Hoh | L | 2-0 |
| Slovenia Int. | 2021/05/20 10:00 | Luka Ban v Justin Hoh | W | 0-2 |
| Internazionali di Slovenia - Qual. | 2021/05/19 14:40 | Senne Houthoofd v Justin Hoh | W | 0-2 |
| Internazionali di Slovenia - Qual. | 2021/05/19 11:40 | Gregor Alic v Justin Hoh | W | 0-2 |