Stadium: Court Central Round: 54 Ground: Hardcourt indoor
| ITF M15 Caslano | 2023/08/24 07:00 | Andrea Militi Ribaldi v Yannik Steinegger | 4-6,6-3,6-3 |
| ITF M15 Caslano | 2023/08/23 07:00 | Yannik Steinegger v Leonardo Rossi | 7-6,6-4 |
| ITF M25 Muttenz | 2023/08/16 08:00 | Adam Moundir v Yannik Steinegger | 6-2,6-3 |
| ITF M25 Roehampton | 2023/07/18 11:20 | Yannik Steinegger v Paul Jubb | 0-6,2-6 |
| ITF M25 Nottingham | 2023/07/12 14:45 | Billy Harris v Yannik Steinegger | 6-4,6-1 |
| ITF M25 Nottingham | 2023/07/12 09:45 | Yannik Steinegger v Daniel Little | 6-4,6-4 |
| ITF M25 Klosters | 2023/07/06 09:55 | Yannik Steinegger v Mili Poljicak | 4-6,6-4,4-6 |
| ITF M25 Klosters | 2023/07/05 11:25 | Manfredi Graziani v Yannik Steinegger | 6-7,6-7 |
| ITF M15 Monastir | 2023/08/24 09:55 | Ryan Seggerman v Leo Poupinel | 6-2,3-6,6-3 |
| ITF M15 Monastir | 2023/08/23 11:40 | Leo Poupinel v Nicolas Philibert | 6-3,6-1 |
| ITF M15 Monastir | 2023/08/20 08:00 | Leo Poupinel v Kyle Gauci | 5-7,6-2,10-7 |