| UTR Pro Tennis Series Canberra | 2021/12/10 00:45 | Zachary Viiala v Tomislav E Papac | 6-2,6-4 |
| UTR Pro Tennis Series Canberra | 2021/12/07 23:30 | Jeremy Jin v Zachary Viiala | 6-4,4-6,6-1 |
| UTR Pro Tennis Series Canberra | 2021/12/07 01:00 | Nicholas De Vivo v Zachary Viiala | 0-6,4-6 |
| UTR Pro Tennis Series Carrara | 2021/11/05 23:00 | Zachary Viiala v Patrick C Beadman | 6-1,6-1 |
| UTR Pro Tennis Series Carrara | 2021/11/04 02:00 | Zachary Viiala v Cade Birrell | 7-5,5-3 |
| UTR Pro Tennis Series Carrara | 2021/11/03 00:30 | Zachary Viiala v Calum Puttergill | 4-6,4-5 |
| UTR Pro Tennis Series Carrara | 2021/11/02 08:30 | Zachary Viiala v Dusan Rsovac | 1-6,6-3,3-6 |
| UTR Pro Tennis Series Carrara | 2021/11/01 03:30 | Zachary Viiala v Thomas Nicholas Gadecki | 3-6,4-6 |
| UTR Pro Tennis Series Canberra | 2021/12/10 01:25 | Jeremy Jin v David Qariaqus | 6-3,6-1 |
| UTR Pro Tennis Series Canberra | 2021/12/07 23:30 | Nicholas De Vivo v David Qariaqus | 4-6,6-7 |
| UTR Pro Tennis Series Canberra | 2021/12/06 02:30 | Tomislav E Papac v David Qariaqus | 6-1,6-3 |