| Polish Int. Qual | 2019/09/19 12:50 | Danylo Bosniuk v Boichinov, Peyo | L | 2-0 |
| Polish Int. Qual | 2019/09/19 09:20 | Richard Kuhl v Boichinov, Peyo | W | 0-2 |
| Bulgarian Open Qual | 2019/08/12 14:10 | Bundgaard, Martin v Boichinov, Peyo | L | 2-1 |
| Bulgarian Open Qual | 2019/08/12 07:10 | Boichinov, Peyo v Ludvig Petre Olsson | W | 2-1 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/03/07 10:00 | B.R. Sankeerth v Boichinov, Peyo | L | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/02/20 09:00 | Boichinov, Peyo v Upadhya, S. | L | 1-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/12/13 12:30 | Boichinov, Peyo v Danylo Bosniuk | L | 1-2 |
| Giraldilla Int. XD | 2018/11/15 10:00 | Rossi, Leo v Boichinov, Peyo | L | 2-1 |
| Belarus Int. | 2019/08/30 11:10 | Aram Mahmoud v Nicolas A. Mueller | L | 2-0 |
| Belarus Int. Qual | 2019/08/30 07:40 | Mateusz Danielak v Nicolas A. Mueller | W | 0-2 |
| Belarus Int. Qual | 2019/08/29 09:45 | Nicolas A. Mueller v Tsai, Andy | W | 2-1 |
| Belarus Int. Qual | 2019/08/29 08:30 | Meusburger, Kilian v Nicolas A. Mueller | W | 1-2 |
| Latvia Int. Qual | 2019/05/30 08:00 | Hunt, Ben v Nicolas A. Mueller | W | 1-2 |
| Hellas Int. Qual | 2019/05/02 12:30 | Nicolas A. Mueller v Sonderskov, Mattias | W | 2-0 |