Stadium: Court 2 Round: 54 Ground: Clay
| ITF M15 Caslano | 2020/09/01 08:00 | Yannik Steinegger v Clement Tabur | 6-4,6-7,5-10 |
| ITF M15 Caslano | 2020/08/31 08:55 | Alexander Erler v Yannik Steinegger | 4-6,3-6 |
| Swiss Tennis Masters | 2020/07/07 12:30 | Yannik Steinegger v Johan Nikles | 3-6,2-6 |
| Swiss Tennis Masters | 2020/07/05 10:30 | Nicolas Parizzia v Yannik Steinegger | 4-6,2-6 |
| Swiss Tennis Masters | 2020/07/04 10:30 | Gian Gruenig v Yannik Steinegger | 7-5,3-6,0-6 |
| Swiss Tennis Masters | 2020/07/03 13:00 | Raphael Baltensperger v Yannik Steinegger | 6-4,2-6,6-2 |
| Swiss Tennis Masters | 2020/07/01 15:00 | Luca Margaroli v Yannik Steinegger | 2-6,6-2,4-6 |
| ITF M15 Loule | 2020/03/11 10:30 | Yannik Steinegger v Marvin Moeller | 3-6,4-6 |