Stadium: Court 1 Round: 44 Ground: Clay
| ITF M25 Edwardsville | 2019/08/05 14:00 | Liu, Yang v Howard-Tripp, Joshua | 6-3,4-6,5-10 |
| ITF M15 Pittsburgh | 2019/07/02 14:00 | Liu, Yang v Lagaev, Nick | 4-6,5-7 |
| ITF M15 Pittsburgh | 2019/07/01 14:00 | Sharma, Ashwin Ryan v Liu, Yang | 6-7,6-7 |
| Orlando, Singles Qualifying M-ITF-USA-17A | 2019/06/17 13:00 | Liu, Yang v Santamaria, Felipe | 2-6,4-6 |
| ITF USA F32 | 2018/11/09 17:00 | Liu, Yang v Tobias Sonne | 2-6,4-6 |
| ITF USA F30 | 2018/11/03 13:30 | Liu, Yang v Yatsuk, Ivan | 1-6,6-3,2-6 |
| ITF USA F22 Qual | 2018/08/05 13:30 | Montero, Jorge v Liu, Yang | 6-2,6-0 |
| ITF USA F22 Qual | 2018/08/04 13:30 | Liu, Yang v Lam, Brandon | 7-5,6-4 |
| Challenger Bendigo | 2020/01/12 23:00 | Sinclair, Colin v Yoshihito Nishioka | 2-6,4-6 |
| Challenger Noumea | 2020/01/07 02:05 | Harold Mayot v Sinclair, Colin | 4-6,6-3,6-2 |
| ITF M15 Cancun | 2019/11/21 15:15 | Farren, Connor v Sinclair, Colin | 6-2,6-4 |
| ITF M15 Cancun | 2019/11/20 18:40 | Sinclair, Colin v Joao Lucas Reis da Silva | 7-5,6-7,6-4 |
| Houston, USA | 2019/11/12 18:10 | Brandon Holt v Sinclair, Colin | 6-1,7-5 |
| ITF M15 Cancun | 2019/11/10 14:00 | Sinclair, Colin v Joao Lucas Reis da Silva | 2-6,4-6 |
| ITF M15 Cancun | 2019/11/09 14:00 | Paul Jubb v Sinclair, Colin | 3-6,2-6 |
| ITF M15 Cancun | 2019/11/08 16:00 | Hank, Tigre v Sinclair, Colin | 3-6,4-6 |