| Slovenia - Future Series | 2021/11/27 16:00 | Brian Holtschke v Andi Fadel Muhammad | L | 0-2 |
| Slovenia - Future Series | 2021/11/27 09:00 | Brian Holtschke v Christopher Vittoriani | W | 2-1 |
| Slovenia - Future Series | 2021/11/26 17:05 | Ivan Rusev v Brian Holtschke | W | 1-2 |
| Internazionali di Cipro | 2021/10/15 09:05 | Brian Holtschke v Georgii Lebedev | L | 1-2 |
| Internazionali di Bulgaria | 2021/10/08 13:35 | Brian Holtschke v Daniel Nikolov | L | 1-2 |
| Internazionali di Bulgaria | 2021/10/08 08:55 | Nicolas A. Mueller v Brian Holtschke | W | 0-2 |
| Internazionali d'Ucraina | 2021/09/08 08:40 | Mithun Manjunath v Brian Holtschke | L | 2-0 |
| Hellas International | 2021/09/03 12:25 | Brian Holtschke v Wyman Goh | L | 0-2 |
| Open di Scozia - Qual. | 2021/11/25 10:10 | James Robertson v Priyanshu Rajawat | L | 0-2 |
| Internazionali di Cipro - Qual. | 2021/10/14 16:00 | Georgii Lebedev v James Robertson | L | 2-0 |
| Internazionali di Cipro - Qual. | 2021/10/14 06:30 | Nicolo Volpi v James Robertson | W | 0-2 |