| Belgian Int. Women | 2021/10/28 08:50 | Aliye Demirbag v Hanna Karkaus | L | 2-0 |
| Lithuanian Int. Women | 2021/06/11 12:20 | Heli Neiman v Hanna Karkaus | L | 2-0 |
| Slovenia Int. Women | 2021/05/20 13:20 | Ann-Kathrin Spori v Hanna Karkaus | L | 2-1 |
| European Team Championships Women | 2020/02/12 11:30 | Hanna Karkaus v Tereza Svabikova | L | 0-2 |
| Swedish Open Women Qual | 2020/01/16 13:05 | Anne Fuglsang v Hanna Karkaus | L | 2-0 |
| Estonian Int. Women Qual | 2020/01/09 17:50 | Hanna Karkaus v Amy Tan | L | 0-2 |
| Estonian Int. Women Qual | 2020/01/09 14:30 | Nerea Ivorra Masia v Hanna Karkaus | W | 0-2 |
| Slovenia Future Series Women Qual | 2019/11/21 18:20 | Annie Sjoqvist v Hanna Karkaus | W | 1-2 |
| Polish Int. Women Qual | 2022/09/22 09:50 | Ruo Hsuan Ko v Katerina Mikelova | L | 2-1 |
| Polish Int. Women Qual | 2022/09/21 15:00 | Anna Kupca v Katerina Mikelova | W | 0-2 |
| Latvia Int. Women | 2022/09/03 08:30 | Katerina Mikelova v Helis Pajuste | W | 2-0 |
| Croatia Open Women | 2022/06/22 09:10 | Sin Yan Happy Lo v Katerina Mikelova | L | 2-0 |
| Croatia Open Women | 2022/06/21 16:15 | Katerina Mikelova v Chloe Mayer | W | 2-1 |
| Austrian Open Women | 2022/05/27 13:30 | Katerina Mikelova v Rituparna Das | L | 1-2 |
| Austrian Open Women Qual | 2022/05/27 08:30 | Catlyn Kruus v Katerina Mikelova | W | 1-2 |
| Austrian Open Women Qual | 2022/05/26 15:30 | Katerina Mikelova v Ann-Sofie Husher Ruus | W | 2-1 |