| Austrian OTV Series Women | 2020/07/16 08:00 | Anna Gross v Arabella Koller | 4-6,6-1,7-6 |
| Austrian Tennis Championship Women | 2020/07/08 15:40 | Arabella Koller v Anna Gross | 6-3,4-6,6-3 |
| Austrian Tennis Championship Women | 2020/07/29 10:00 | Irina Dshandshgava v Arabella Koller | 4-6,1-6 |
| Austrian Tennis Championship Women | 2020/07/28 10:00 | Stefanie Auer v Arabella Koller | 2-6,2-6 |
| Austrian Tennis Championship Women | 2020/07/27 12:00 | Arabella Koller v Kerstin Peckl | 6-1,6-1 |
| Austrian OTV Series Women | 2020/07/23 08:00 | Betina Pirker v Arabella Koller | 5-7,6-3,6-1 |
| Austrian OTV Series Women | 2020/07/16 08:00 | Anna Gross v Arabella Koller | 4-6,6-1,7-6 |
| Austrian OTV Series Women | 2020/07/15 09:35 | Elisabeth Koelbl v Arabella Koller | 0-6,1-6 |
| Austrian OTV Series Women | 2020/07/09 09:30 | Irina Dshandshgava v Arabella Koller | 4-6,2-6 |
| Austrian Tennis Championship Women | 2020/07/08 15:40 | Arabella Koller v Anna Gross | 6-3,4-6,6-3 |
| Austrian OTV Series Women | 2020/07/16 08:00 | Anna Gross v Arabella Koller | 4-6,6-1,7-6 |
| Austrian Tennis Championship Women | 2020/07/15 13:45 | Alina Michalitsch v Anna Gross | 2-6,2-6 |
| Austrian Tennis Championship Women | 2020/07/08 15:40 | Arabella Koller v Anna Gross | 6-3,4-6,6-3 |
| Austrian Tennis Championship Women | 2020/07/01 14:25 | Sinja Kraus v Anna Gross | 7-5,6-1 |
| Austrian Tennis Championship Women | 2020/06/30 15:30 | Kerstin Peckl v Anna Gross | 2-6,1-6 |
| ITF W25 St. Poelten | 2019/09/11 08:00 | Anna Gross v Reka-Luca Jani | 2-6,4-6 |
| ITF W25 Vienna | 2019/08/26 10:00 | Ilona-Georgiana Ghioroaie v Anna Gross | 6-2,6-1 |