Stadium: Cancha 4 Round: 27 Ground: Clay
| ITF W60 Versmold | 2021/07/28 13:05 | Mirjam Bjorklund v Katharina Gerlach | 6-4,6-2 |
| WTA Palermo | 2021/07/20 18:00 | Danielle Rose Collins v Katharina Gerlach | 7-5,6-3 |
| WTA Palermo | 2021/07/18 17:45 | Despina Papamichail v Katharina Gerlach | 4-6,6-2,5-7 |
| WTA Palermo | 2021/07/17 16:35 | Lisa Pigato v Katharina Gerlach | 5-7,6-7 |
| WTA Budapest | 2021/07/10 09:55 | Miriam Bulgaru v Katharina Gerlach | 6-3,4-6,6-2 |
| WTA Hamburg | 2021/07/06 08:00 | Anna Zaja v Katharina Gerlach | 7-5,3-6,6-4 |
| WTA Hamburg | 2021/07/05 08:00 | Katarzyna Piter v Katharina Gerlach | 2-6,5-7 |
| Wimbledon Women | 2021/06/22 18:05 | Katharina Gerlach v Astra Sharma | 4-6,0-6 |
| UTR Pro Tennis Series Atlanta Women | 2021/08/01 12:00 | Victoria Rodriguez v Sarah Hamner | 6-4,6-4 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/31 13:30 | Victoria Rodriguez v Maya Pitts | 6-3,6-1 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/29 12:00 | Victoria Rodriguez v Emma Staker | 4-6,6-3,6-2 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/28 16:30 | Victoria Rodriguez v Emma Shelton | 6-0,6-1 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/28 12:00 | Victoria Rodriguez v Alessandra Crump | 2-2 |
| UTR Pro Tennis Series Atlanta Women Qual | 2021/07/25 14:30 | Luciana Perry v Victoria Rodriguez | 4-6,1-6 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/23 15:00 | Ava Markham v Victoria Rodriguez | 6-3,6-1 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/22 16:30 | Kayla Wilkins v Victoria Rodriguez | 0-6,3-6 |