Stadium: Center Court Round: 45 Ground: Carpet indoor
| ITF - W15 Héraklion | 2020/02/16 09:00 | Koelzer, Romy v Martina Spigarelli | 6-4,6-7,4-6 |
| ITF - W15 Héraklion | 2020/02/14 09:00 | Dalila Spiteri v Koelzer, Romy | 6-2,4-6,4-6 |
| ITF - W15 Héraklion | 2020/02/13 10:10 | Corneanu , Oana Smaranda v Koelzer, Romy | 1-6,0-6 |
| ITF - W15 Héraklion | 2020/02/11 08:00 | Arina Gabriela Vasilescu v Koelzer, Romy | 5-7,5-7 |
| Nonthaburi, Singles W-ITF-THA-01A | 2020/02/03 02:30 | Rina Saigo v Koelzer, Romy | 6-3,6-4 |
| Nonthaburi, Singles W-ITF-THA-01A | 2020/02/02 03:00 | Tanuchaporn Yongmod v Koelzer, Romy | 0-6,1-6 |
| Nonthaburi, Singles W-ITF-THA-01A | 2020/01/26 06:20 | Moyuka Uchijima v Koelzer, Romy | 6-4,7-6 |
| ITF - W15 Monastir | 2020/01/15 09:35 | Koelzer, Romy v Sharipova, Sabina | 2-6,1-6 |