Stadium: Court 3 Round: 26 Ground: Clay
| ITF Women Aschaffenburg | 2017/07/20 11:00 | Katharina Gerlach v Lisa Matviyenko | 4-6,1-6 |
| ITF W25 Aschaffenburg | 2019/07/16 11:30 | Lisa Matviyenko v Marina Yudanov | 6-0,7-5 |
| ITF W25 Ystad | 2019/06/19 08:15 | Melanie Stokke v Lisa Matviyenko | 7-6,6-3 |
| ITF W25 Santa Margherita | 2019/05/02 11:55 | Lisa Matviyenko v Deborah Chiesa | 4-6,2-6 |
| ITF W25 Santa Margherita | 2019/05/01 16:30 | Lisa Matviyenko v Romy Koelzer | 6-1,1-6,6-1 |
| ITF W25 Santa Margherita | 2019/04/30 14:35 | Lisa Matviyenko v Karin Kennel | 3-6,6-4,10-5 |
| ITF W25 Santa Margherita | 2019/04/23 18:30 | Lisa Matviyenko v Lea Boskovic | 3-6,5-7 |
| ITF W25 Santa Margherita | 2019/04/22 12:00 | Lisa Matviyenko v Diana Maria Mihail | 6-0,6-1 |
| ITF W25 Santa Margherita | 2019/04/08 12:00 | Lisa Ponomar v Lisa Matviyenko | 6-4,6-3 |
| ITF W25 Aschaffenburg | 2019/07/17 12:25 | Julia Stamatova v Katharina Gerlach | 4-6,3-6 |
| ITF W60 Versmold | 2019/07/10 12:00 | Katharina Gerlach v Elitsa Kostova | 3-6,5-7 |
| ITF W25 Stuttgart | 2019/07/02 16:30 | Katharina Gerlach v Caroline Werner | 0-6,3-6 |
| ITF W25 Darmstadt | 2019/06/25 15:45 | Olga Govortsova v Katharina Gerlach | 6-1,6-1 |
| ITF W25 Klosters | 2019/06/19 07:00 | Katharina Gerlach v Joanne Zuger | 4-6,2-6 |
| WTA Nurnberg | 2019/05/19 10:15 | Jana Cepelova v Katharina Gerlach | 3-6,6-4,6-4 |
| WTA Nurnberg | 2019/05/18 12:35 | Katharina Gerlach v Pemra Ozgen | 6-3,6-0 |
| ITF W60 Wiesbaden | 2019/05/01 12:10 | Katharina Gerlach v Anna Zaja | 4-6,6-3,0-6 |