Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| ITF W15 Prokuplje | 2019/07/04 11:40 | Lantigua de La Nuez, Ana v Koval, Vlada | 6-4,6-1 |
| ITF W15 Prokuplje | 2019/07/03 10:50 | Jana Bojovic v Koval, Vlada | 0-6,1-6 |
| Minsk, Singles W-ITF-BLR-03A | 2019/06/11 07:00 | Detiuc, Anastasia v Koval, Vlada | 6-2,5-7,10-3 |
| Minsk, Singles W-ITF-BLR-03A | 2019/06/10 09:10 | Shytkouskaya, Nika v Koval, Vlada | 2-6,2-6 |
| Minsk, Singles W-ITF-BLR-03A | 2019/06/05 07:00 | Koval, Vlada v Estelle Cascino | 1-6,3-6 |
| Minsk, Singles W-ITF-BLR-03A | 2019/06/04 07:00 | Koval, Vlada v Golubovskaya, Sofya | 6-2,6-3 |
| Minsk, Singles W-ITF-BLR-03A | 2019/06/03 10:10 | Koval, Vlada v Ekaterina Ovcharenko | 6-0,6-2 |
| ITF W25 Grado | 2019/05/28 08:00 | Bukta, Agnes v Koval, Vlada | 6-4,6-2 |
| Nur-Sultan, Singles W-ITF-KAZ-05A | 2019/07/15 06:55 | Barnard, Lee v Ng, Kwan Yau | 2-6,1-6 |
| Hengyang, Singles W-ITF-CHN-11A | 2019/06/11 03:50 | Ng, Kwan Yau v Mei Xu Wu | 1-6,4-6 |
| Hengyang, Singles W-ITF-CHN-11A | 2019/06/10 08:45 | Ng, Kwan Yau v Liu, Yi | 6-1,6-1 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/05/30 04:55 | Ng, Kwan Yau v Nagi Hanatani | 3-6,4-6 |
| Singapour, Simples W-ITF-SGP-04A | 2019/05/22 03:20 | Ng, Kwan Yau v Rutuja Bhosale | 1-6,1-6 |
| Singapour, Simples W-ITF-SGP-04A | 2019/05/15 02:00 | Ashmitha Easwaramurthi v Ng, Kwan Yau | 6-4,2-6,7-6 |
| Luan, Simples W-ITF-CHN-07A | 2019/05/06 06:40 | Ng, Kwan Yau v Yexin Ma | 2-6,0-6 |
| Hong Kong, Simples W-ITF-HKG-01B | 2019/04/10 02:00 | Ng, Kwan Yau v Kaylah McPhee | 2-6,3-6 |