Estádio: Court 9 Round: 54 Ground: Hardcourt outdoor
| ITF - M15 Helsínquia | 2021/05/31 10:00 | Yannik Steinegger v Peetu Pohjola | 6-2,6-3 |
| ITF - M15 Kouvola | 2021/05/27 12:35 | Yannik Steinegger v Otto Virtanen | 0-6,7-5,3-6 |
| ITF - M15 Kouvola | 2021/05/26 15:20 | Yan Sabanin v Yannik Steinegger | 2-6,2-6 |
| ITF - M15 Kouvola | 2021/05/25 07:00 | Yannik Steinegger v Tommy Hellstrom | 6-1,6-0 |
| ITF - M15 Troisdorf | 2021/05/11 08:00 | Tom Kocevar-Desman v Yannik Steinegger | 6-3,6-1 |
| ITF - M15 Troisdorf | 2021/05/10 11:00 | Leopold Zima v Yannik Steinegger | 2-6,6-7 |
| ITF - M15 Troisdorf | 2021/05/09 13:00 | Yannik Steinegger v Milan Welte | 6-4,6-2 |
| ITF - M15 São Petersburgo - Qualificação | 2021/04/11 14:25 | Daniel Ibragimov v Yannik Steinegger | 4-6,6-4,10-7 |
| ITF - M15 Kouvola | 2021/05/24 09:30 | Alexander Chepik v August Ehrnrooth | 2-6,6-7 |
| ITF - M15 Shymkent | 2021/04/14 07:30 | Alexander Chepik v Nikita Mashtakov | 7-6,3-6,4-6 |
| ITF - M15 Shymkent | 2021/04/13 05:00 | Sharobiddin Abzalov v Alexander Chepik | 6-0,4-6,5-10 |
| ITF - M15 Shymkent | 2021/04/12 09:40 | Islam Orynbasar v Alexander Chepik | 1-6,3-6 |
| ITF - M15 Shymkent | 2021/04/06 07:15 | Mark Tryakshin v Alexander Chepik | 6-3,7-6 |
| ITF - M15 Shymkent | 2021/04/05 04:55 | Yerassyl Yerdilda v Alexander Chepik | 3-6,5-7 |
| ITF - M15 Cazã | 2021/03/08 09:45 | Ivan Liutarevich v Alexander Chepik | 6-4,6-2 |
| Rússia Masters | 2020/06/07 16:17 | Alexander Chepik v Vladislav Davidov | 6-3,0-6,5-7,0-0 |