Stadium: Court 6 Round: 25 Ground: Clay
| ITF M15 Cairo | 2021/04/28 12:00 | Juan Pablo Paz v Hanwen Li | 7-5,6-2 |
| ITF M15 Sharm El Sheikh | 2021/03/31 12:00 | George Loffhagen v Hanwen Li | 6-3,6-1 |
| ITF M15 Sharm El Sheikh | 2021/03/17 10:20 | Neil Oberleitner v Hanwen Li | 3-6,7-5,6-7 |
| ITF M15 Sharm El Sheikh | 2021/03/13 07:30 | Lukas Krainer v Hanwen Li | 3-6,6-2,7-6 |
| ITF M15 Sharm El Sheikh | 2021/03/12 07:30 | Illya Beloborodko v Hanwen Li | 4-6,6-7 |
| ITF M15 Sharm El Sheikh | 2021/03/10 07:30 | Hanwen Li v Martins Podzus | 7-6,7-6 |
| ITF M15 Sharm El Sheikh | 2021/03/03 14:10 | Hanwen Li v Yusuke Takahashi | 6-4,2-6,6-7 |
| ITF M15 Antalya | 2021/02/25 07:30 | Filip Misolic v Hanwen Li | 6-1,7-5 |
| ITF M15 Cairo | 2021/04/28 08:00 | Kai Wehnelt v Juan Ignacio Galarza | 6-7,6-4,6-7 |
| ITF M15 Cairo | 2021/04/21 14:45 | Juan Ignacio Galarza v Kai Wehnelt | 6-3,6-3 |
| ITF M25 Meerbusch | 2021/04/11 13:30 | Kai Wehnelt v Gian Luca Tanner | 6-3,4-6,2-10 |
| ITF M25 Biel | 2021/03/29 07:55 | Kilian Feldbausch v Kai Wehnelt | 3-6,6-1,11-9 |
| ITF M15 Monastir | 2021/03/12 08:30 | Kai Wehnelt v Luca Giacomini | 4-6,4-6 |
| ITF M15 Monastir | 2021/03/11 08:30 | Kai Wehnelt v Ryota Tanuma | 6-1,6-4 |
| ITF M15 Monastir | 2021/03/09 08:30 | Mateus Alves v Kai Wehnelt | 6-7,5-7 |
| ITF M15 Monastir | 2021/03/04 08:30 | Kai Wehnelt v Simon Carr | 5-7,0-6 |