Stadium: Court 2 Round: 14 Ground: Clay
| ITF Women Ismaning | 2016/10/19 09:00 | Katharina Gerlach v Laura Ioana Paar | 1-6,2-6 |
| WTA Charleston Qual | 2021/04/10 15:00 | Katharina Gerlach v Storm Hunter | 3-6,2-6 |
| WTA Bogota | 2021/04/04 15:00 | Katharina Gerlach v Daniela Seguel | 1-6,1-6 |
| WTA Bogota | 2021/04/03 15:00 | Clara Burel v Katharina Gerlach | 3-6,6-1,4-6 |
| ITF W25 Buenos Aires | 2021/03/26 12:00 | Katharina Gerlach v Carolina Alves | 4-6,1-6 |
| ITF W25 Buenos Aires | 2021/03/24 16:10 | Katharina Gerlach v Diana Marcinkevica | 6-0,6-1 |
| ITF W25 Altenkirchen | 2021/02/18 13:10 | Cristina Bucsa v Katharina Gerlach | 6-1,6-3 |
| ITF W25 Altenkirchen | 2021/02/17 09:30 | Dalma Galfi v Katharina Gerlach | 6-7,3-6 |
| ITF W25 Altenkirchen | 2021/02/15 14:20 | Katharina Gerlach v Simona Waltert | 1-6,0-6 |
| ITF W60 Bellinzona | 2021/04/07 16:15 | Alexandra Eala v Laura Ioana Paar | 6-7,6-1,6-0 |
| WTA St. Petersburg | 2021/03/13 13:20 | Anastasia Gasanova v Laura Ioana Paar | 6-4,6-3 |
| WTA Dubai | 2021/03/06 10:45 | Katarina Zavatska v Laura Ioana Paar | 7-5,6-3 |
| WTA Lyon | 2021/02/27 17:00 | Viktorija Golubic v Laura Ioana Paar | 6-1,6-1 |
| ITF W25 Altenkirchen | 2021/02/16 09:30 | Laura Ioana Paar v Yuriko Lily Miyazaki | 3-6,3-6 |
| ITF W25 Grenoble | 2021/02/09 13:00 | Alexandra Eala v Laura Ioana Paar | 6-3,4-6,6-4 |
| ITF W60 Andrezieux-Boutheon | 2021/01/29 12:30 | Laura Ioana Paar v Jaqueline Adina Cristian | 6-1,2-6,1-6 |
| ITF W60 Andrezieux-Boutheon | 2021/01/28 12:00 | Stefanie Voegele v Laura Ioana Paar | 6-7,2-6 |