Stadion: Centre Court Round: 54 Ground: Hardcourt outdoor
| ITF - M25 - Hongkong | 2019/06/03 03:30 | Li-Wei Tan v Malhar Rajpal | 6-1,6-2 |
| ITF - M25 - Luzhou | 2019/05/29 02:00 | Haitong Xia v Li-Wei Tan | 6-3,6-3 |
| ITF - M25 - Abuja | 2019/04/15 11:30 | Li-Wei Tan v Luke Jacob Gamble | 4-6,4-6 |
| ITF - M25 - Abuja | 2019/04/11 09:00 | William Bushamuka v Li-Wei Tan | 6-3,6-2 |
| ITF - M25 - Abuja | 2019/04/09 10:20 | Kunal Anand v Li-Wei Tan | 2-6,2-6 |
| ITF - M15 - Nishi-Tokyo | 2019/03/11 02:00 | Issei Okamura v Li-Wei Tan | 6-4,6-0 |
| ITF - M15 - Nishi-Tama | 2019/03/05 01:00 | Li-Wei Tan v Tomohiro Masabayashi | 3-6,1-6 |
| ITF - M15 - Anning | 2019/01/17 03:00 | Yan Bai v Li-Wei Tan | 6-7,6-4,7-5 |
| ITF - M15 - Heraklion | 2019/05/28 07:00 | Loic Ratsaratany v William Ma | 6-3,7-6 |
| ITF - M15 - Heraklion | 2019/05/27 09:00 | Stefanos Sakellaridis v William Ma | 2-6,1-6 |
| ITF - M15 - Heraklion | 2019/05/20 11:00 | Aaron Addison v William Ma | 6-4,7-5 |
| ITF - M15 - Heraklion | 2019/05/20 07:00 | Joshua Rose v William Ma | 4-6,3-6 |
| ITF - M15 - Cancun | 2019/05/13 13:30 | Christian Langmo v William Ma | 4-6,6-2,10-4 |
| ITF - M15 - Cancun | 2019/05/06 18:30 | William Ma v Aron Pierce | 1-6,4-6 |
| ITF - M15 - Cancun | 2019/05/06 14:30 | William Ma v Joao Victor Ortega | 6-1,6-1 |
| ITF - M15 - Mornington | 2019/03/18 23:00 | William Ma v Matyas Fuele | 3-6,2-6 |