| Austrian Open | 2021/05/29 08:50 | Maulana, Panji Ahmad v Justin Hoh | L | 2-1 |
| Austrian Open Qual | 2021/05/28 07:30 | 프라타마, 아디 v Justin Hoh | W | 1-2 |
| Austrian Open Qual | 2021/05/27 15:10 | 레빗, 요나단 v Justin Hoh | W | 0-2 |
| Austrian Open Qual | 2021/05/27 10:00 | Matias, Jonathan 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 | 밴, 루카 v Justin Hoh | W | 0-2 |
| Slovenia Int. Qual | 2021/05/19 14:40 | 하우토프, 센 v Justin Hoh | W | 0-2 |
| Slovenia Int. Qual | 2021/05/19 11:40 | Gregor Alic v Justin Hoh | W | 0-2 |
| Luxembourg Open Qual | 2022/05/05 08:20 | 와아젠, 마틴 v Justin Seibel | L | 2-0 |
| Italian Int. Qual | 2021/12/16 12:04 | Sacha Leveque v Justin Seibel | L | 2-0 |
| Slovenia Future Series Qual | 2021/11/25 10:10 | 올슨, 루드비히 페트레 v Justin Seibel | L | 2-0 |
| Cyprus Int. Qual | 2021/10/14 12:00 | Justin Seibel v Magnus Bach Kristensen | L | 0-2 |
| Cyprus Int. Qual | 2021/10/14 09:30 | Justin Seibel v Papai, Balazs | W | 2-0 |
| Hellas Int. Qual | 2021/09/02 08:00 | Justin Seibel v Marios Michail Boulios | W | 2-0 |