| Slovak Open Qual | 2020/02/27 08:30 | Carlos Piris v Alejandro Alcala | L | 0-2 |
| Slovak Open Qual | 2020/02/26 09:35 | Carlos Piris v Gasper Krivec | W | 2-0 |
| Iceland Int. | 2020/01/25 17:00 | Soren Toft v Carlos Piris | L | 2-0 |
| Iceland Int. | 2020/01/25 11:40 | Carlos Piris v Viktor Aglinder | W | 2-0 |
| Iceland Int. | 2020/01/24 16:00 | Carlos Piris v Andreas Hoffmann | W | 2-0 |
| Estonian Int. Qual | 2020/01/09 09:00 | Carlos Piris v Brian Holtschke | L | 0-2 |
| Welsh Int. Qual | 2019/11/28 09:00 | Carlos Piris v Felix Hammes | L | 0-2 |
| Welsh Int. Qual | 2019/11/27 14:30 | Markus Barth v Carlos Piris | W | 1-2 |
| Portuguese Int. Qual | 2020/11/05 12:00 | Pedro Campos v Joao Chang | W | 0-2 |
| Swiss Open WD Qual | 2018/03/08 10:30 | Mihkel Laanes v Joao Chang | L | 2-0 |