| UTR Pro Tennis Series Carrara | 2021/10/22 01:00 | Sam Ryan Ziegann v Jacob Bradshaw | 4-6,5-4 |
| UTR Pro Tennis Series Carrara | 2021/10/20 05:00 | Sam Ryan Ziegann v Jayden Court | 7-6,5-2 |
| UTR Pro Tennis Series Carrara | 2021/10/19 23:00 | Sam Ryan Ziegann v Tai Sach | 3-6,1-6 |
| UTR Pro Tennis Series Carrara | 2021/10/19 00:00 | Sam Ryan Ziegann v Cade Birrell | 6-1,5-4 |
| UTR Pro Tennis Series Carrara | 2021/10/16 23:00 | Sam Ryan Ziegann v Henry Lamchinniah | 2-1 |
| UTR Pro Tennis Series Carrara | 2021/10/16 03:30 | Sam Ryan Ziegann v Sam Oster | 6-1,6-1 |
| UTR Pro Tennis Series Carrara | 2021/10/15 00:30 | Sam Ryan Ziegann v Jack Moore | 6-3,6-4 |
| UTR Pro Tennis Series Carrara | 2021/10/12 06:30 | Sam Ryan Ziegann v Alexander Crnokrak | 0-6,2-5 |
| 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 |
| ITF Australia F8 | 2018/10/06 01:00 | Robert Stirling v David Barclay | 6-7,6-4,6-3 |
| ITF Australia F7 | 2018/09/29 01:00 | Dusty H. Boyer v Robert Stirling | 7-6,6-4 |
| ITF Australia F7 | 2016/10/01 03:00 | Robert Stirling v Arjun Mehrotra | 3-6,3-6 |