Stadium: Court 5 Round: 54 Ground: Clay
| ITF - M25 - Hongkong | 2019/06/10 02:00 | Malhar Rajpal v Per Nordstrom | 6-1,6-3 |
| ITF Guam F1 | 2017/06/19 01:15 | Per Nordstrom v Keisuke Numajiri | 1-6,3-6 |
| ITF M15 Gimcheon | 2019/06/17 01:00 | Ren Nakamura v Sam Ryan Ziegann | 2-6,6-2,10-7 |
| ITF M15 Akishima | 2019/06/11 00:00 | Kosuke Okagaki v Sam Ryan Ziegann | 6-1,6-0 |
| ITF M15 Guam | 2019/06/06 00:00 | Soichiro Moritani v Sam Ryan Ziegann | 6-2,6-2 |
| ITF M15 Guam | 2019/06/04 00:00 | Sam Ryan Ziegann v Marcus Kallioniemi | 6-0,6-0 |
| ITF M15 Karuizawa | 2019/05/28 01:00 | Kento Takeuchi v Sam Ryan Ziegann | 6-3,6-3 |
| ITF M25 Nonthaburi | 2019/05/20 04:40 | Jayden Court v Sam Ryan Ziegann | 6-4,7-5 |
| ITF M15 Mornington | 2019/03/24 23:00 | Kazuma Kawachi v Sam Ryan Ziegann | 6-2,6-1 |
| ITF Thailand F9 | 2018/11/10 05:00 | Vladislav Dubinsky v Sam Ryan Ziegann | 7-6,6-4 |