Stadium: Centre Court Round: 26 Ground: Hardcourt outdoor
| Challenger Fergana | 2019/06/19 09:25 | Di Wu v Alexander Zhurbin | 6-0,7-6 |
| Challenger Shymkent 2 | 2019/06/11 04:00 | Di Wu v Andrey Golubev | 2-6,3-6 |
| Challenger Almaty | 2019/06/05 10:15 | Di Wu v Andrej Martin | 0-6,4-6 |
| Challenger Almaty | 2019/06/03 09:10 | Aleksandar Vukic v Di Wu | 4-6,6-2,3-6 |
| Challenger Gwangju | 2019/05/13 04:40 | Di Wu v Roy Smith | 2-6,4-6 |
| Challenger Busan | 2019/05/07 05:00 | Go Soeda v Di Wu | 6-1,6-1 |
| Challenger Busan | 2019/05/06 07:00 | Di Wu v Roy Smith | 6-3,3-6,6-1 |
| Challenger Nanchang | 2019/04/23 06:35 | Di Wu v James Duckworth | 6-7,3-6 |
| Challenger Fergana | 2019/06/19 05:00 | Maximilian Neuchrist v Gleb Sakharov | 6-7,5-7 |
| Challenger Shymkent 2 | 2019/06/12 04:30 | Gleb Sakharov v Aleksandr Nedovyesov | 7-5,1-6,6-7 |
| Challenger Shymkent 2 | 2019/06/10 11:00 | Ergi Kirkin v Gleb Sakharov | 6-2,2-6,5-7 |
| Challenger Almaty | 2019/06/03 04:00 | Tung-Lin Wu v Gleb Sakharov | 6-3,6-4 |
| Challenger Jerusalem | 2019/05/22 08:55 | Teymuraz Gabashvili v Gleb Sakharov | 6-3,6-2 |
| Challenger Francavilla | 2019/04/22 08:00 | Pavel Kotov v Gleb Sakharov | 6-4,6-2 |
| Challenger Tunis | 2019/04/15 15:55 | Johan Sebastien Tatlot v Gleb Sakharov | 6-1,6-7,6-3 |
| Challenger Murcia | 2019/04/09 15:00 | Gleb Sakharov v Carlos Alcaraz Garfia | 6-7,4-6 |