Stadium: Court 5 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Cancun | 2019/05/10 15:55 | Brugnerotto, Marco v Christian Langmo | 4-6,6-3,7-6 |
| ITF M15 Cancun | 2019/05/07 14:00 | Christian Langmo v Hovhannisyan, Mousheg | 7-6,6-4 |
| ITF M15 Cancun | 2019/04/27 15:00 | Christian Langmo v Brymer, Gage | 2-6,6-3,3-6 |
| ITF M15 Cancun | 2019/04/26 15:15 | Christian Langmo v Naoki Nakagawa | 6-4,2-6,6-4 |
| ITF M15 Cancun | 2019/04/25 17:10 | Christian Langmo v El Midhawy, Adam | 6-4,3-6,6-2 |
| ITF M15 Cancun | 2019/04/24 18:30 | Ibrahim, James v Christian Langmo | 3-6,5-7 |
| ITF M15 Cancun | 2019/04/22 17:00 | Christian Langmo v Statham, Mikal | 6-1,7-6 |
| ITF M15 Cancun | 2019/04/18 19:25 | Christian Langmo v Evan Zhu | 2-6,3-6 |
| ITF M15 Cancun | 2019/05/06 18:30 | Ma, William v Pierce, Aron | 1-6,4-6 |
| ITF M15 Cancun | 2019/05/06 14:30 | Ma, William v Ortega, Joao Victor | 6-1,6-1 |
| Mornington, Singles Qualifying M-ITF-AUS-04A | 2019/03/18 23:00 | Ma, William v Matyas Fuele | 3-6,2-6 |
| Mornington, Singles Qualifying M-ITF-AUS-04A | 2019/03/17 23:00 | Yuichiro Inui v Ma, William | 6-7,4-6 |
| ITF - M25 Mildura | 2019/03/04 23:00 | Ma, William v Ren Nakamura | 4-6,2-6 |
| ITF - M25 Mildura | 2019/03/04 01:30 | Jayden Court v Ma, William | 6-7,3-6 |
| Hong Kong, Simples M-ITF-HKG-04A | 2019/01/01 02:00 | Saito, Takashi v Ma, William | 6-0,6-3 |
| Challenger Traralgon | 2018/10/21 03:40 | Ma, William v Klein, Brydan | 4-6,3-6 |