[222] Thai-Son Kwiatkowski 4-6,6-7 Zhizhen Zhang [179] 2021-05-20 11:25
Stadium: Court 3 Round: 27 Ground: Clay
Home History
| Challenger Biella | 2021/05/19 11:40 | Thai-Son Kwiatkowski v Ulises Blanch | 6-4,7-6 |
| Challenger Biella | 2021/05/17 14:50 | Dmitry Popko v Thai-Son Kwiatkowski | 2-6,6-1,6-7 |
| ITF M25 Prague | 2021/05/14 11:10 | Thai-Son Kwiatkowski v Jack Draper | 3-6,5-7 |
| ITF M25 Prague | 2021/05/13 11:50 | Thai-Son Kwiatkowski v Patrik Rikl | 4-6,7-6,6-2 |
| ITF M25 Prague | 2021/05/11 14:15 | Thai-Son Kwiatkowski v Filip Duda | 6-3,6-1 |
| Challenger Tallahassee | 2021/04/23 17:35 | Bjorn Fratangelo v Thai-Son Kwiatkowski | 7-5,6-4 |
| Challenger Tallahassee | 2021/04/22 19:30 | Thai-Son Kwiatkowski v Jason Jung | 6-3,6-2 |
| Challenger Tallahassee | 2021/04/20 16:45 | Thai-Son Kwiatkowski v Mitchell Krueger | 3-6,7-6,6-3 |
Away History
| Challenger Biella | 2021/05/19 09:00 | Flavio Cobolli v Zhizhen Zhang | 6-4,4-6,2-6 |
| Challenger Biella | 2021/05/17 12:00 | Borna Gojo v Zhizhen Zhang | 3-6,6-4,2-6 |
| Challenger Zagreb | 2021/05/10 08:30 | Zhizhen Zhang v Ramkumar Ramanathan | 3-6,6-7 |
| Challenger Zagreb | 2021/05/09 08:30 | Zhizhen Zhang v Dimitar Kuzmanov | 4-6,6-2,6-3 |
| Challenger Biella | 2021/05/05 10:00 | Zhizhen Zhang v Alexandre Muller | 3-6,7-6,5-7 |
| Challenger Biella | 2021/05/04 12:35 | Zhizhen Zhang v Felipe Meligeni Rodrigues Alves | 4-6,6-4,6-4 |
| Challenger Istanbul | 2021/01/20 08:55 | Facundo Bagnis v Zhizhen Zhang | 6-4,6-1 |
| Australian Open | 2021/01/12 10:20 | Zhizhen Zhang v Mikael Torpegaard | 1-6,6-4,1-6 |