Stadium: Court 7 Round: 44 Ground: Clay
| ITF M25 Ricany | 2021/08/30 08:30 | Lambert Ruland v Jimmy Yang | 7-6,6-7,9-11 |
| ITF M25 Caslano | 2021/08/23 11:55 | Stefano Baldoni v Jimmy Yang | 4-6,6-4,10-8 |
| ITF M25 Ueberlingen | 2021/08/17 09:35 | Jimmy Yang v Martin Benes | 4-6,3-6 |
| ITF M25 Ueberlingen | 2021/08/16 12:30 | William Ma v Jimmy Yang | 1-6,4-6 |
| ITF M15 Heraklion | 2021/06/06 07:30 | Jimmy Yang v Matas Vasiliauskas | 1-6,7-5,4-10 |
| ITF M15 Heraklion | 2021/05/30 06:30 | Mattia Bellucci v Jimmy Yang | 6-2,7-6 |
| ITF M15 Heraklion | 2021/05/23 08:30 | Jimmy Yang v William Griffith | 2-6,0-6 |
| ITF M15 Heraklion | 2021/05/17 07:00 | Reese Stalder v Jimmy Yang | 6-2,6-3 |
| ITF M25 Ricany | 2021/08/29 09:00 | Dean Thurner v Matyas Cerny | 0-6,0-6 |
| ITF M25 Prostejov | 2021/08/15 09:00 | Matyas Cerny v Matej Panik | 3-6,5-7 |
| ITF M25 Most | 2021/05/26 10:45 | Matyas Cerny v Franco Agamenone | 0-6,0-6 |
| ITF M25 Jablonec Nad Nisou | 2021/05/16 08:30 | Matyas Cerny v Kai Lemstra | 3-6,3-6 |
| ITF M25 Praha | 2021/05/09 10:00 | Filip Peliwo v Matyas Cerny | 6-3,6-4 |
| ITF M25 Praha | 2020/09/13 12:00 | Matyas Cerny v Inigo C Huegun | 3-6,1-6 |
| ITF M15 Monastir | 2019/12/15 08:00 | Matyas Cerny v Aloys J W Van Baal | 1-6,0-6 |
| ITF M15 Monastir kval | 2019/12/08 08:30 | Alessandro Coppini v Matyas Cerny | 7-6,6-3 |