| German Championship | 2021/12/05 10:30 | Tom Schonenberg v Andre Steinbach | 7-5,6-4 |
| ITF M25 Villers Les Nancy | 2021/11/09 10:40 | Antoine Escoffier v Tom Schonenberg | 6-3,6-3 |
| ITF M25 Villers Les Nancy | 2021/11/08 09:00 | Raphael Calzi v Tom Schonenberg | 6-4,2-6,7-10 |
| ITF M25 Villers Les Nancy | 2021/11/07 13:30 | Tom Biston v Tom Schonenberg | 1-6,2-6 |
| ITF M25 Sarreguemines | 2021/10/25 12:00 | Hendrik Jebens v Tom Schonenberg | 7-6,6-4 |
| ITF M25 Sarreguemines | 2021/10/24 14:00 | Antoine Vincent v Tom Schonenberg | 3-6,4-6 |
| ITF M25 Hamburg | 2021/10/19 10:55 | Tom Schonenberg v Vladyslav Orlov | 3-6,6-7 |
| ITF M25 Hamburg | 2021/10/17 14:05 | Romain Faucon v Tom Schonenberg | 5-7,1-6 |