Ground: Hardcourt outdoor
| ITF M25 Launceston | 2025/02/25 01:52 | Sam Ryan Ziegann v Naoki Tajima | 1-6,3-6 |
| ITF M25 Timaru | 2025/02/11 00:30 | Woobin Shin v Sam Ryan Ziegann | 6-3,6-3 |
| ITF M25 Timaru | 2025/02/09 21:00 | Sam Ryan Ziegann v Finn Willman | 6-4,7-6 |
| Challenger Brisbane | 2025/01/27 00:00 | Sam Ryan Ziegann v Jacob Brumm | 6-4,2-6,3-6 |
| Challenger Brisbane | 2025/01/26 00:00 | Keisuke Saitoh v Sam Ryan Ziegann | 2-6,4-6 |
| ITF M15 Tauranga | 2024/12/19 01:20 | Sam Ryan Ziegann v Jake Delaney | 1-6,1-6 |
| ITF M15 Tauranga | 2024/12/18 02:00 | Sam Ryan Ziegann v Anton Shepp | 2-6,6-2,7-5 |
| ITF M15 Wellington | 2024/12/11 00:20 | Ethan Cook v Sam Ryan Ziegann | 6-3,6-4 |
| ITF M25 Bali | 2024/12/31 01:30 | Anthony Susanto v Nathan Anthony Barki | 3-6,3-6 |
| ITF M15 Bali | 2024/12/24 01:00 | Anthony Susanto v Jumpei Yamasaki | 3-6,0-6 |
| ITF M15 Bali | 2024/12/17 00:50 | Nathan Anthony Barki v Anthony Susanto | 6-1,6-3 |
| ITF M25 Kalaburagi | 2024/11/21 04:00 | Nick Chappell v Anthony Susanto | 6-3,6-2 |
| ITF M25 Kalaburagi | 2024/11/18 04:00 | Anthony Susanto v Ha Minh Duc Vu | 7-5,6-1 |
| ITF M25 Kalaburagi | 2024/11/17 06:30 | Anthony Susanto v Shivam Khanna | 6-4,6-1 |
| ITF M25 Qian Daohu | 2024/10/31 03:25 | Anthony Susanto v Linang Xiao | 1-6,2-6 |
| ITF M25 Qian Daohu | 2024/10/30 01:50 | Anthony Susanto v Xiaoyin Yang | 7-5,6-3 |