| Hungarian International - Kvinder - Kvalifikation | 2019/10/30 11:00 | Anastasiya Prozorova v Viktoriia Kozyreva | W | 1-2 |
| Bulgarian Open Women Qual | 2019/08/12 11:10 | Viktoriia Kozyreva v Abbygael Harris | W | 2-0 |
| Russia Open Women | 2019/07/18 03:00 | Moto Hayashi v Viktoriia Kozyreva | L | 2-0 |
| Russia Open Women | 2019/07/17 04:00 | Viktoriia Kozyreva v Inga Budarina | W | 2-0 |
| Lithuanian International - Kvinder - Kvalifikation | 2019/06/06 12:25 | Monika Radovska v Viktoriia Kozyreva | L | 2-0 |
| Sudirman Cup - Kvinder | 2019/05/24 10:40 | Louisa Ma v Ronja Stern | W | 2-1 |
| Sudirman Cup - Kvinder | 2019/05/22 03:30 | Kate Frost v Louisa Ma | W | 0-2 |
| Sudirman Cup - Kvinder | 2019/05/19 10:30 | Louisa Ma v Sally Fu | W | 2-1 |
| New Zealand Open Women | 2019/05/01 04:40 | Fitriani Fitriani v Louisa Ma | L | 2-0 |
| New Zealand Open Women | 2019/04/30 20:00 | Fitriani Fitriani v Louisa Ma | L | 2-0 |
| Indonesia Masters - Mixdouble | 2018/05/20 03:00 | Nozomi Okuhara v Louisa Ma | L | 2-0 |
| Giraldilla Int. XD | 2018/05/10 03:00 | Louisa Ma v Shuting Ji | L | 0-2 |
| Giraldilla Int. XD | 2018/05/09 01:30 | Mattana Hemrachatanun v Louisa Ma | W | 0-2 |