Stadium: Ct TBA D Round: 44 Ground: Hardcourt outdoor
| ITF M25 Darwin | 2019/09/24 01:55 | Ma, William v Maher, Will | 7-6,4-6,5-10 |
| ITF M25 Darwin | 2019/09/23 06:10 | Ma, William v Winter Meagher | 6-4,6-4 |
| ITF M25 Cairns | 2019/09/17 00:00 | Ma, William v Corbett, Jai | 6-4,1-6,4-6 |
| Kramsach, Singles M-ITF-AUT-02A | 2019/07/18 12:10 | Ma, William v Sandro Kopp | 5-7,3-6 |
| Kramsach, Singles M-ITF-AUT-02A | 2019/07/17 10:50 | Dittmer, Philipp v Ma, William | 2-6,1-6 |
| Kramsach, Singles M-ITF-AUT-02A | 2019/07/15 13:30 | Ma, William v Ragazzi, Alessandro | 6-2,2-6,10-8 |
| Kramsach, Singles M-ITF-AUT-02A | 2019/07/15 08:00 | Ma, William v Penzkofer, Fabian | 6-3,6-0 |
| ITF M15 Marburg | 2019/07/08 09:00 | Ma, William v Hellfritsch, Lucas | 3-6,7-6,3-10 |
| Brisbane, Simples M-ITF-AUS-07A | 2019/10/01 00:00 | Taiyo Yamanaka v Tristan Schoolkate | 6-1,5-7,5-10 |
| Brisbane, Simples M-ITF-AUS-07A | 2019/09/30 00:00 | Ryan, Joshua v Taiyo Yamanaka | 4-6,5-7 |
| Brisbane, Simples M-ITF-AUS-07A | 2019/09/29 02:00 | Taiyo Yamanaka v van Meter, Joseph W | 6-4,7-5 |
| ITF M25 Darwin | 2019/09/24 00:30 | Jesse Flores v Taiyo Yamanaka | 6-3,6-4 |
| ITF M25 Darwin | 2019/09/23 03:00 | Taiyo Yamanaka v Ren Nakamura | 6-2,6-4 |
| ITF M25 Darwin | 2019/09/22 00:30 | Alexey Shtengelov v Taiyo Yamanaka | 2-6,2-6 |
| ITF M25 Cairns | 2019/09/16 04:40 | Taiyo Yamanaka v Johnson, Connor | 2-6,6-7 |
| ITF M25 Cairns | 2019/09/15 05:30 | Moerani Bouzige v Taiyo Yamanaka | 5-7,6-0,5-10 |