Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Heraklion | 2021/06/09 14:00 | Matas Vasiliauskas v Runhao Hua | 6-4,7-6 |
| ITF M15 Heraklion | 2021/06/01 08:00 | Runhao Hua v Dusty H. Boyer | 3-6,3-6 |
| ITF M15 Heraklion | 2021/05/25 06:30 | Runhao Hua v Harry Wendelken | 6-2,6-1 |
| ITF M15 Heraklion | 2021/05/24 06:30 | Runhao Hua v Christos Avraam | 6-1,6-1 |
| ITF M15 Heraklion | 2021/05/23 10:00 | Runhao Hua v Patrick Foley | 6-2,6-2 |
| ITF M15 Heraklion | 2021/05/18 08:00 | Runhao Hua v Dusty H. Boyer | 6-4,1-6,2-6 |
| ITF M15 Monastir | 2020/03/11 16:00 | Runhao Hua v Jesse Timmermans | 6-4,3-6,1-6 |
| ITF M15 Monastir | 2020/03/03 08:30 | Runhao Hua v Michal Konecny | 2-6,4-6 |