Stadium: Centre 1 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Tauranga | 2022/12/20 01:00 | Preston Brown v Isaac Becroft | 2-6,4-6 |
| Davis Cup | 2023/09/16 01:30 | Isaac Becroft v Maximus Jones | 3-6,6-3,8-10 |
| ITF M15 Caloundra | 2023/08/06 03:00 | Isaac Becroft v Luke Saville | 5-7,0-6 |
| ITF M15 Caloundra | 2023/08/05 01:00 | Isaac Becroft v Jake Delaney | 6-3,7-5 |
| ITF M15 Caloundra | 2023/08/04 00:55 | Isaac Becroft v Keisuke Saitoh | 6-3,6-4 |
| ITF M15 Caloundra | 2023/08/03 03:10 | Isaac Becroft v Kazuki Nishiwaki | 7-6,6-3 |
| ITF M15 Caloundra | 2023/07/29 02:30 | Isaac Becroft v Ryuki Matsuda | 2-6,5-7 |
| ITF M15 Caloundra | 2023/07/28 01:45 | Jack Loutit v Isaac Becroft | 1-6,0-6 |
| ITF M15 Caloundra | 2023/07/27 00:00 | Isaac Becroft v Keisuke Saitoh | 5-7,6-2,6-1 |
| ITF M25 Sintra | 2023/09/14 08:50 | Preston Brown v Pedro Araujo | 2-6,1-6 |
| ITF M25 Sintra | 2023/09/13 11:20 | Alec Deckers v Preston Brown | 6-7,6-7 |
| ITF M25 Sintra | 2023/09/06 12:20 | Preston Brown v Pedro Araujo | 2-6,6-7 |
| ITF M15 Belem | 2023/08/15 20:45 | Ignacio A B Otarola v Preston Brown | 3-6,6-3,6-2 |
| Challenger Santo Domingo | 2023/08/06 17:00 | Preston Brown v Justin Roberts | 6-7,4-6 |
| ITF M15 Pittsburgh | 2023/07/26 14:00 | A.J Catanzariti v Preston Brown | 6-3,6-4 |
| ITF M15 Rochester | 2023/07/20 17:00 | Preston Brown v A.J Catanzariti | 1-6,6-3,3-6 |
| ITF M15 Rochester | 2023/07/18 22:30 | Herbert Jody Maginley v Preston Brown | 0-6,2-6 |