Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 - Caïro | 2021/11/25 08:00 | Jonathan Gray v Nathan Seateun | 7-6,6-4 |
| ITF M15 - Caïro | 2021/11/24 07:55 | Mateo Berta v Nathan Seateun | 2-6,0-6 |
| ITF - M15 Monastir | 2021/11/04 08:30 | Nathan Seateun v Clement Tabur | 1-6,2-6 |
| ITF - M15 Monastir | 2021/11/03 12:30 | Axel Garcian v Nathan Seateun | 6-0,3-6,2-6 |
| ITF - M15 Monastir | 2021/10/28 08:50 | Nathan Seateun v Moerani Bouzige | 2-6,3-6 |
| ITF - M15 Monastir | 2021/10/26 11:55 | Nathan Seateun v Lisandru Rodriguez | 6-3,6-3 |
| ITF - M15 Sharm-el-Sheikh | 2021/10/15 08:00 | Nam Hoang Ly v Nathan Seateun | 6-2,6-2 |
| ITF - M15 Sharm-el-Sheikh | 2021/10/14 09:25 | Erik Arutiunian v Nathan Seateun | 4-6,1-6 |
| ITF M15 - Caïro | 2021/11/24 07:55 | Daniil Ostapenkov v Tsung-Hao Huang | 6-1,6-0 |
| ITF - M15 Sharm-el-Sheikh | 2021/11/18 08:00 | Sebastian Prechtel v Tsung-Hao Huang | 6-3,2-6,6-3 |
| ITF - M15 Sharm-el-Sheikh | 2021/11/17 11:45 | Tsung-Hao Huang v Adrian Oetzbach | 7-6,6-0 |
| ITF - M15 Sharm-el-Sheikh | 2021/11/15 08:00 | Tsung-Hao Huang v Jakub Kroslak | 6-4,6-2 |
| ITF - M15 Sharm-el-Sheikh | 2021/11/07 15:30 | Tsung-Hao Huang v Roland Stuurman | 2-6,0-6 |
| ITF - M15 Sharm-el-Sheikh | 2021/11/03 09:25 | Tsung-Hao Huang v Francesco Vilardo | 6-2,3-6,2-6 |
| ITF M15 - Hongkong | 2020/01/08 02:00 | Coleman Wong v Tsung-Hao Huang | 6-4,6-1 |
| ITF - M15 Sharm-el-Sheikh | 2019/11/13 08:00 | Tsung-Hao Huang v Kai Lemstra | 6-7,2-6 |