| Open de Slovaquie - Qualif. | 2020/02/27 08:30 | Piris, Carlos v Alcala, Alejandro | L | 0-2 |
| Open de Slovaquie - Qualif. | 2020/02/26 09:35 | Piris, Carlos v Krivec, Gasper | W | 2-0 |
| International d'Islande | 2020/01/25 17:00 | Toft, Soeren v Piris, Carlos | L | 2-0 |
| International d'Islande | 2020/01/25 11:40 | Piris, Carlos v Aglinder, Viktor | W | 2-0 |
| International d'Islande | 2020/01/24 16:00 | Piris, Carlos v Hoffmann, A. | W | 2-0 |
| Estonie Int. - Qualif. | 2020/01/09 09:00 | Piris, Carlos v Brian Holtschke | L | 0-2 |
| Welsh Int. Qual | 2019/11/28 09:00 | Piris, Carlos v Hammes, Felix | L | 0-2 |
| Welsh Int. Qual | 2019/11/27 14:30 | Markus Barth v Piris, Carlos | W | 1-2 |
| Portuguese Int. Qual | 2020/11/05 12:00 | Pedro Campos v Chang, Joao | W | 0-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/03/08 10:30 | Laanes, Mihkel v Chang, Joao | L | 2-0 |