| Norwegian Int. Women | 2019/11/08 13:00 | Karkaus, Hanna v Sabrina Solis | L | 0-2 |
| Bulgarian Int. Women | 2019/10/04 10:00 | Karkaus, Hanna v Kuhl, Rebecca | L | 0-2 |
| Czech Open Women Qual | 2019/09/26 16:15 | Tallulah Sharleen Van Coppenolle v Karkaus, Hanna | L | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/04/05 14:00 | Karkaus, Hanna v Evgenova, Ksenia | L | 0-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/01/11 17:20 | Leonice Huet v Karkaus, Hanna | L | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2017/12/14 10:00 | Penalver Pereira, Sara v Karkaus, Hanna | L | 2-1 |