Estadio: Court 7 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Caloundra | 2023/07/23 01:00 | William Jesser v Sam Oster | 3-6,1-6 |
| UTR Pro Carrara | 2023/08/19 00:30 | William Jesser v Marcus Schoeman | 2-6,7-6,3-6 |
| UTR Pro Carrara | 2023/08/18 05:16 | Tommy Hamilton v William Jesser | 4-6,7-6,6-7 |
| UTR Pro Carrara | 2023/08/17 04:30 | Sam Ryan Ziegann v William Jesser | 6-0,6-2 |
| ITF M15 Caloundra | 2023/07/31 00:00 | William Jesser v Sam Ryan Ziegann | 0-6,6-7 |
| ITF M15 Caloundra | 2023/07/30 00:00 | Zachary Adam-Gedge v William Jesser | 2-6,0-6 |
| ITF M15 Caloundra | 2023/07/23 01:00 | William Jesser v Sam Oster | 3-6,1-6 |
| ITF M15 Tianjín | 2023/06/26 01:00 | Chen-Yu Lu v William Jesser | 6-3,6-3 |
| ITF M15 Tianjín | 2023/06/25 01:00 | Yitao Cao v William Jesser | 6-7,6-0,9-11 |
| UTR Pro Carrara | 2023/08/19 03:30 | Sam Oster v Tai Leonard Sach | 2-6,4-6 |
| UTR Pro Carrara | 2023/08/18 03:30 | Jayden Lewindon v Sam Oster | 1-6,1-6 |
| UTR Pro Carrara | 2023/08/15 00:30 | Sam Ryan Ziegann v Sam Oster | 6-1,7-5 |
| UTR Pro Carrara | 2023/08/14 02:00 | Sam Oster v Alexey Shtengelov | 7-5,6-0 |
| UTR Pro Carrara | 2023/08/10 23:00 | Sam Oster v Tomislav E Papac | 4-6,4-6 |
| UTR Pro Carrara | 2023/08/09 06:00 | Sam Oster v Jeremy Beale | 0-6,1-6 |
| UTR Pro Carrara | 2023/08/07 23:00 | Sam Oster v Sam Ryan Ziegann | 6-4,4-6,6-7 |
| UTR Pro Carrara | 2023/08/07 00:30 | Thomas Hann v Sam Oster | 6-0,7-5 |