Estadio: Court 13 Round: 24 Ground: Hardcourt outdoor
| Challenger de Nanchang | 2019/04/22 10:00 | Yan Bai v N.Sriram Balaji | 6-2,2-6,6-7 |
| Challenger de Anning | 2019/04/16 08:20 | Ramkumar Ramanathan v Yan Bai | 6-4,6-4 |
| Challenger de Anning | 2019/04/15 02:00 | Mukund Sasikumar v Yan Bai | 1-6,4-6 |
| Challenger de Zhuhai | 2019/03/05 08:30 | Zhe Li v Yan Bai | 7-5,7-5 |
| Challenger de Zhuhai | 2019/03/04 02:00 | Yan Bai v Evgeny Tyurnev | 6-4,6-7,6-3 |
| Challenger de Yokohama | 2019/02/27 04:30 | Yan Bai v Oscar Otte | 3-6,2-6 |
| Challenger de Yokohama | 2019/02/25 07:55 | Yan Bai v Makoto Ochi | 6-2,0-6,7-5 |
| Challenger Bangkok 1A | 2019/02/19 03:00 | Denis Yevseyev v Yan Bai | 7-5,6-4 |
| Challenger de Seúl | 2019/04/29 02:00 | Zihao Xia v Jacob Grills | 3-6,7-6,3-6 |
| Challenger de Nanchang | 2019/04/24 03:00 | Jordan Thompson v Jacob Grills | 6-3,4-6,6-1 |
| Challenger de Nanchang | 2019/04/23 04:20 | Luke Saville v Jacob Grills | 3-6,4-6 |
| Challenger de Anning | 2019/04/17 02:00 | James Duckworth v Jacob Grills | 6-3,6-4 |
| Challenger de Anning | 2019/04/16 02:00 | Jacob Grills v Yecong He | 6-1,6-4 |
| Challenger de Anning | 2019/04/15 02:00 | Jacob Grills v Rui-Xuan Wang | 6-1,6-0 |
| ITF M15 Mornington | 2019/03/31 04:00 | Jacob Grills v Christopher O'Connell | 6-7,3-6 |
| ITF M15 Mornington | 2019/03/28 23:00 | Jacob Grills v Calum Puttergill | 6-2,7-5 |