Estadio: Central Round: 25 Ground: Carpet indoor
| ITF M25 Plaisir | 2020/09/20 13:00 | Johan Sebastien Tatlot v Igor Sijsling | 6-7,6-3,6-7 |
| ITF M25 Plaisir | 2020/09/19 15:25 | Yannick Mertens v Igor Sijsling | 1-6,6-7 |
| ITF M25 Plaisir | 2020/09/18 11:00 | Igor Sijsling v Guilherme Clezar | 6-4,6-4 |
| ITF M25 Plaisir | 2020/09/17 10:55 | Igor Sijsling v Lucas Poullain | 6-2,6-7,6-2 |
| ITF M25 Plaisir | 2020/09/16 11:00 | Igor Sijsling v Boris Fassbender | 6-1,6-3 |
| ITF M15 Alkmaar | 2020/08/30 13:00 | Igor Sijsling v Jacopo Berrettini | 6-2,6-1 |
| ITF M15 Alkmaar | 2020/08/29 13:30 | Igor Sijsling v Jesper De Jong | 6-3,6-2 |
| ITF M15 Alkmaar | 2020/08/28 15:45 | Igor Sijsling v Shintaro Mochizuki | 6-1,6-1 |
| ITF M15 Forbach | 2020/09/28 14:20 | Raphael Baltensperger v Patrik Hartmeier | 6-3,6-3 |
| ITF M15 Forbach | 2020/09/28 07:00 | Raphael Baltensperger v Igor Solomatin | 6-1,6-3 |
| ITF M25 Klosters | 2020/09/16 08:50 | Raphael Baltensperger v Dominic Stephan Stricker | 1-6,7-5,6-7 |
| ITF M25 Klosters | 2020/09/15 08:25 | Raphael Baltensperger v Gian Luca Tanner | 7-6,6-2 |
| ITF M15 Caslano | 2020/08/31 10:15 | Raphael Baltensperger v Davide Galoppini | 5-7,2-6 |
| Suiza - Masters de tenis | 2020/07/05 12:30 | Johan Nikles v Raphael Baltensperger | 6-1,6-3 |
| Suiza - Masters de tenis | 2020/07/03 13:00 | Raphael Baltensperger v Yannik Steinegger | 6-4,2-6,6-2 |
| Suiza - Masters de tenis | 2020/07/01 13:00 | Raphael Baltensperger v Gian Gruenig | 6-4,6-2 |