| UTR Pro Tennis Series Carrara | 2021/11/02 23:00 | Louis Clark v Robert Stirling | 1-6,1-6 |
| UTR Pro Tennis Series Carrara | 2021/11/01 23:00 | Alexander Crnokrak v Robert Stirling | 6-1,7-5 |
| UTR Pro Tennis Series Carrara | 2021/10/23 02:30 | Sam Ryan Ziegann v Robert Stirling | 7-5,6-3 |
| UTR Pro Tennis Series Carrara | 2021/10/22 23:00 | Alexander Crnokrak v Robert Stirling | 6-0,6-2 |
| UTR Pro Tennis Series Carrara | 2021/10/21 23:30 | Joshua Ryan v Robert Stirling | 6-3,6-7,6-7 |
| UTR Pro Tennis Series Carrara | 2021/10/20 03:30 | Sean Pacey v Robert Stirling | 4-6,4-6 |
| UTR Pro Tennis Series Carrara | 2021/10/18 01:30 | Jack Moore v Robert Stirling | 5-7,1-6 |
| ITF Australia F8 | 2018/10/08 02:30 | Aaron Addison v Robert Stirling | 6-3,7-5 |
| UTR Pro Tennis Series Carrara | 2021/11/01 23:00 | Louis Clark v Sam Oster | 6-0,3-6,7-6 |
| UTR Pro Tennis Series Carrara | 2021/10/31 23:00 | Sam Oster v Will Maher | 4-6,6-3,6-6 |
| UTR Pro Tennis Series Carrara | 2021/10/24 00:00 | Patrick C Beadman v Sam Oster | 6-3,6-0 |
| UTR Pro Tennis Series Carrara | 2021/10/23 00:30 | Zachary Viiala v Sam Oster | 6-3,6-0 |
| UTR Pro Tennis Series Carrara | 2021/10/22 01:00 | Calum Puttergill v Sam Oster | 6-2,5-1 |
| UTR Pro Tennis Series Carrara | 2021/10/19 01:30 | Blazo Djurovic v Sam Oster | 6-3,1-6,6-3 |
| UTR Pro Tennis Series Carrara | 2021/10/18 00:00 | Sam Oster v Henry Lamchinniah | 4-6,6-3,6-1 |
| UTR Pro Tennis Series Carrara | 2021/10/16 03:30 | Sam Ryan Ziegann v Sam Oster | 6-1,6-1 |