| UTR Pro Match Series | 2020/12/03 10:00 | Tai Leonard Sach v Crnokrak, Alexander | 3-6,2-5 |
| UTR Pro Tennis Series Canberra | 2021/03/19 02:30 | Crnokrak, Alexander v Moerani Bouzige | 6-4,6-4 |
| UTR Pro Tennis Series Canberra | 2021/03/17 06:00 | Crnokrak, Alexander v Beale, Jeremy | 6-7,6-7 |
| UTR Pro Tennis Series Canberra | 2021/03/16 04:00 | Crnokrak, Alexander v Smith, Jordan | 3-6,6-7 |
| UTR Pro Tennis Series Canberra | 2021/03/15 02:45 | Charlie Camus v Crnokrak, Alexander | 3-6,4-6 |
| UTR Pro Match Series | 2021/03/05 23:02 | James McCabe v Crnokrak, Alexander | 6-4,3-6,6-7 |
| UTR Pro Match Series | 2021/03/05 00:30 | Puodziunas, Scott v Crnokrak, Alexander | 6-4,6-2 |
| UTR Pro Match Series | 2021/03/04 00:30 | Banes, Maverick v Crnokrak, Alexander | 6-1,6-2 |
| UTR Pro Match Series | 2021/03/02 02:00 | Hoole, Casey v Crnokrak, Alexander | 4-6,4-6 |
| UTR Pro Tennis Series Canberra | 2021/03/19 01:00 | Tai Leonard Sach v Kelly, Dayne | 1-6,2-6 |
| UTR Pro Tennis Series Canberra | 2021/03/17 23:30 | Tai Leonard Sach v Klein, Brydan | 2-6,3-5 |
| UTR Pro Tennis Series Canberra | 2021/03/17 02:00 | Jeremy Jin v Tai Leonard Sach | 3-6,4-6 |
| UTR Pro Tennis Series Canberra | 2021/03/16 00:00 | James McCabe v Tai Leonard Sach | 6-4,6-3 |
| UTR Pro Match Series | 2021/03/03 23:00 | Tai Leonard Sach v Bosancic, Matthew | 5-7,7-5,6-2 |
| UTR Pro Match Series | 2021/03/03 01:30 | Tai Leonard Sach v Dane Sweeny | 2-6,2-6 |
| UTR Pro Match Series | 2021/03/01 23:00 | Tai Leonard Sach v Li Tu | 1-6,1-6 |
| UTR Pro Match Series | 2021/03/01 01:00 | Tai Leonard Sach v James McCabe | 6-7,3-6 |