| DTB German Pro Series Women | 2020/06/16 09:40 | Laura Siegemund v Alexandra Vecic | 6-3,6-1 |
| ITF - W15 Antalya | 2019/10/24 07:00 | Alexandra Vecic v Antonitsch, Mira | 4-6,1-6 |
| ITF - W15 Antalya | 2019/10/22 07:00 | Alexandra Vecic v Tatarus, Gabriela Nicole | 6-1,6-7,6-3 |
| ITF - W15 Antalya | 2019/10/15 08:55 | Arshinkova, Petia v Alexandra Vecic | 6-4,6-2 |
| ITF W60 Hechingen | 2019/08/08 10:00 | Alexandra Vecic v Haas, Barbara | 3-6,4-6 |
| Bad Saulgau, Simples W-ITF-GER-12A | 2019/07/31 11:25 | Gabriela Ce v Alexandra Vecic | 7-6,4-6,6-2 |
| ITF W25 Aschaffenburg | 2019/07/17 11:00 | Alexandra Vecic v Natalia Siedliska | 4-6,1-6 |
| Wiesbaden, Simples W-ITF-GER-03A | 2019/04/29 10:45 | Reka-Luca Jani v Alexandra Vecic | 3-6,6-3,10-8 |
| DTB German Pro Series Women | 2020/06/17 09:30 | Laura Siegemund v Koelzer, Romy | 6-1,6-0 |
| DTB German Pro Series Women | 2020/06/16 14:10 | Schaeder, Laura v Koelzer, Romy | 2-6,5-7 |
| ITF - W15 Héraklion | 2020/03/12 10:00 | Astakhova, Darya v Koelzer, Romy | 6-2,3-6,4-6 |
| ITF - W15 Héraklion | 2020/03/11 08:30 | Wensveen, Sem v Koelzer, Romy | 3-6,6-2,2-6 |
| ITF - W15 Héraklion | 2020/03/07 09:00 | Koelzer, Romy v Rebeka Masarova | 3-6,0-6 |
| ITF - W15 Héraklion | 2020/03/06 08:30 | Rosca, Andreea Amalia v Koelzer, Romy | 1-6,5-7 |
| ITF - W15 Héraklion | 2020/03/05 08:30 | Biagianti, Martina v Koelzer, Romy | 6-7,1-6 |
| ITF - W15 Héraklion | 2020/03/04 08:30 | Murta, Ines v Koelzer, Romy | 5-7,2-6 |