Stadium: Court 13 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Johannesburg MD | 2019/09/28 13:45 | Lock/Lock v Donski/Pichler | 6-3,6-4 |
| ITF M15 Johannesburg MD | 2019/09/27 14:15 | Lock/Lock v Brugnerotto/Pozzi | 6-4,6-3 |
| ITF M15 Johannesburg MD | 2019/09/26 14:30 | Lock/Lock v Cohen/Every | 6-2,6-3 |
| ITF M15 Johannesburg MD | 2019/09/25 13:15 | Lock/Lock v Caripi/Hunter | 6-1,6-4 |
| Challenger Yokkaichi HD | 2019/08/07 06:00 | Chung/Wu v Lock/Lock | 6-1,6-2 |
| Challenger Chengdu MD | 2019/07/31 08:30 | Lock/Lock v Heliovaara/Matsui | 6-7,6-7 |
| ITF M25 Taipei MD | 2019/07/24 07:15 | Lock/Lock v Hsu/Liu | 6-4,3-6,7-10 |
| Challenger - Nur-Sultan - HD | 2019/07/16 10:30 | Bourchier/Kotov v Lock/Lock | 6-4,6-2 |