Stadium: Court 4 Round: 44 Ground: Hardcourt outdoor
| ITF Australia F4 Qual | 2018/03/24 23:00 | Winter Meagher v William Ma | 6-3,7-5 |
| ITF M25 - Cairns | 2019/09/17 00:00 | William Ma v Jai Corbett | 6-4,1-6,4-6 |
| ITF M15 - Kramsach | 2019/07/18 12:10 | William Ma v Sandro Kopp | 5-7,3-6 |
| ITF M15 - Kramsach | 2019/07/17 10:50 | Philipp Dittmer v William Ma | 2-6,1-6 |
| ITF M15 - Kramsach | 2019/07/15 13:30 | William Ma v Alessandro Ragazzi | 6-2,2-6,10-8 |
| ITF M15 - Kramsach | 2019/07/15 08:00 | William Ma v Fabian Penzkofer | 6-3,6-0 |
| ITF M15 - Marburg | 2019/07/08 09:00 | William Ma v Lucas Hellfritsch | 3-6,7-6,3-10 |
| ITF M25 - Lasne | 2019/07/01 12:00 | Victor Ernaelsteen v William Ma | 4-6,6-3,10-8 |
| ITF M25 - Hengyang | 2019/06/20 02:00 | William Ma v Yan Bai | 3-6,0-6 |
| ITF M25 - Cairns | 2019/09/16 01:50 | Dayne Kelly v Winter Meagher | 6-1,6-1 |
| ITF M25 - Edwardsville | 2019/08/05 14:00 | A.Trice Pickens v Winter Meagher | 6-1,6-4 |
| ITF M15 - Anseong | 2019/06/25 02:30 | Winter Meagher v Geun Jun Kim | 3-6,4-6 |
| ITF M15 - Gimcheon | 2019/06/17 03:30 | Jae-Won Choi v Winter Meagher | 7-6,5-7,10-6 |
| ITF M15 - Akishima | 2019/06/11 05:00 | Winter Meagher v Kyohei Yamanaka | 0-6,4-6 |
| ITF M15 - Guam | 2019/06/05 00:00 | Naoki Takeda v Winter Meagher | 6-3,7-5 |
| ITF M15 - Karuizawa | 2019/05/29 04:20 | Ren Nakamura v Winter Meagher | 6-3,6-2 |
| ITF M25 - Nonthaburi | 2019/05/21 07:40 | Alexander Crnokrak v Winter Meagher | 6-3,6-2 |