Stadium: Center Court Stuttgart Round: 1
| DTB German Pro Series - Kvinner | 2020/06/18 12:30 | Carmen Schultheiss v Romy Koelzer | 6-7,6-7 |
| DTB German Pro Series - Kvinner | 2020/06/17 09:30 | Laura Siegemund v Romy Koelzer | 6-1,6-0 |
| DTB German Pro Series - Kvinner | 2020/06/16 14:10 | Laura Schaeder v Romy Koelzer | 2-6,5-7 |
| ITF W15 Heraklion | 2020/03/12 10:00 | Darya Astakhova v Romy Koelzer | 6-2,3-6,4-6 |
| ITF W15 Heraklion | 2020/03/11 08:30 | Sem Wensveen v Romy Koelzer | 3-6,6-2,2-6 |
| ITF W15 Heraklion | 2020/03/07 09:00 | Romy Koelzer v Rebeka Masarova | 3-6,0-6 |
| ITF W15 Heraklion | 2020/03/06 08:30 | Andreea Amalia Rosca v Romy Koelzer | 1-6,5-7 |
| ITF W15 Heraklion | 2020/03/05 08:30 | Martina Biagianti v Romy Koelzer | 6-7,1-6 |
| DTB German Pro Series - Kvinner | 2020/06/18 08:15 | Eva Lys v Sarah Mueller | 6-2,6-2 |
| DTB German Pro Series - Kvinner | 2020/06/17 08:00 | Anna Zaja v Eva Lys | 6-1,6-1 |
| DTB German Pro Series - Kvinner | 2020/06/16 12:00 | Lisa Matviyenko v Eva Lys | 5-7,5-7 |
| ITF W25 Altenkirchen | 2020/03/01 12:00 | Bibiane Schoofs v Eva Lys | 2-6,4-6 |
| ITF W25 Altenkirchen | 2020/02/29 12:00 | Eva Lys v Susan Bandecchi | 6-3,6-2 |
| ITF W25 Altenkirchen | 2020/02/28 13:50 | Andreea Mitu v Eva Lys | 3-6,5-7 |
| ITF W25 Altenkirchen | 2020/02/26 14:55 | Karolina Berankova v Eva Lys | 4-6,2-6 |
| ITF W15 Heraklion | 2019/11/09 08:00 | Melania Delai v Eva Lys | 6-4,6-2 |