| UTR Pro Carrara | 2023/09/24 00:30 | 리안 지에간, 삼 v Oster, Sam | 6-4,6-3 |
| UTR Pro Carrara | 2023/08/15 00:30 | 리안 지에간, 삼 v Oster, Sam | 6-1,7-5 |
| UTR Pro Carrara | 2023/08/07 23:00 | Oster, Sam v 리안 지에간, 삼 | 6-4,4-6,6-7 |
| UTR Pro Tennis Series Carrara | 2021/10/16 03:30 | 리안 지에간, 삼 v Oster, Sam | 6-1,6-1 |
| UTR Pro Match Series | 2021/07/29 00:30 | 리안 지에간, 삼 v Oster, Sam | 1-3 |
| UTR Pro Craigieburn | 2024/04/09 00:00 | 리안 지에간, 삼 v Nathan Boniel | 4-6,6-7 |
| UTR Pro Craigieburn | 2024/04/08 00:30 | 리안 지에간, 삼 v 조바노브스키, 니콜라스 | 6-4,5-4 |
| ITF M25 Swan Hill | 2024/03/20 00:25 | 리안 지에간, 삼 v Pavle Marinkov | 0-6,3-6 |
| ITF M25 Swan Hill | 2024/03/19 00:50 | 리안 지에간, 삼 v Loccisano, Benjamin | 6-2,6-3 |
| ITF M25 Swan Hill | 2024/03/18 01:30 | 리안 지에간, 삼 v Woerndle, Matthew | 6-1,6-1 |
| Mildura, Singles M-ITF-AUS-02A | 2024/03/12 02:25 | Matt Hulme v 리안 지에간, 삼 | 7-5,6-3 |
| ITF M25 Traralgon | 2024/02/29 01:35 | 모리야, 히로키 v 리안 지에간, 삼 | 3-6,7-6,6-1 |
| ITF M25 Traralgon | 2024/02/27 23:00 | 오구라, 코스케 v 리안 지에간, 삼 | 3-6,3-6 |
| UTR Pro Craigieburn | 2024/04/09 00:00 | 조바노브스키, 니콜라스 v Oster, Sam | 7-6,3-6,4-6 |
| ITF M25 Swan Hill | 2024/03/17 23:00 | Oster, Sam v Thomas Patton | 5-7,5-7 |
| Mildura, Singles M-ITF-AUS-02A | 2024/03/13 02:00 | Jarrod Joyce v Oster, Sam | 6-3,5-7,6-3 |
| Mildura, Singles M-ITF-AUS-02A | 2024/03/11 23:50 | 타지마, 나오키 v Oster, Sam | 6-3,3-6,6-10 |
| Mildura, Singles M-ITF-AUS-02A | 2024/03/10 22:30 | Oster, Sam v Loccisano, Benjamin | 6-2,6-4 |
| Mildura, Singles M-ITF-AUS-02A | 2024/03/09 22:00 | Oster, Sam v 조바노브스키, 니콜라스 | 6-2,6-1 |
| ITF M25 Traralgon | 2024/02/26 01:30 | Ferguson, Chase v Oster, Sam | 7-6,0-6,10-6 |
| ITF M25 Traralgon | 2024/02/25 01:30 | Moritz Schroeter v Oster, Sam | 6-7,2-6 |