Stadium: Center Court Round: 28 Ground: Clay
| ITF W25 Horb | 2019/07/26 12:30 | Alice Tubello v Simona Waltert | 4-6,3-6 |
| ITF W25 Horb | 2019/07/25 15:30 | Iva Primorac v Simona Waltert | 1-6,4-6 |
| ITF W25 Horb | 2019/07/23 13:30 | Simona Waltert v Tena Lukas | 3-6,7-6,7-5 |
| WTA Lausanne | 2019/07/18 16:15 | Simona Waltert v Jil Teichmann | 3-6,3-6 |
| ITF W25 Torino | 2019/07/13 10:00 | Simona Waltert v Yuki Naito | 4-6,4-6 |
| ITF W25 Torino | 2019/07/12 09:00 | Simona Waltert v Marfutina, Maria | 6-4,3-6,6-4 |
| ITF W25 Torino | 2019/07/11 10:35 | Simona Waltert v Sherif, M. | 7-5,7-6 |
| ITF W25 Torino | 2019/07/10 13:55 | Chihiro Muramatsu v Simona Waltert | 4-6,2-6 |
| ITF W25 Horb | 2019/07/26 15:45 | Oana Georgeta Simion v Koelzer, Romy | 6-4,3-6,6-2 |
| ITF W25 Horb | 2019/07/25 12:00 | Ivana Popovic v Oana Georgeta Simion | 7-5,4-6,1-6 |
| ITF W25 Horb | 2019/07/24 14:25 | Anna Klasen v Oana Georgeta Simion | 2-6,0-6 |
| WTA Bucharest | 2019/07/13 07:00 | Patricia Maria Tig v Oana Georgeta Simion | 6-4,6-4 |
| ITF W25 Denain | 2019/07/03 16:25 | Oana Georgeta Simion v Tessah Andrianjafitrimo | 4-6,6-7 |
| Montpellier, Singles W-ITF-FRA-17A | 2019/06/19 16:00 | Irina Ramialison v Oana Georgeta Simion | 6-4,7-5 |
| Kaltenkirchen, Singles Qualifying W-ITF-GER-07A | 2019/06/13 09:30 | Natsumi Kawaguchi v Oana Georgeta Simion | 6-4,6-4 |
| Kaltenkirchen, Singles Qualifying W-ITF-GER-07A | 2019/06/12 08:25 | Prati, Federica v Oana Georgeta Simion | 3-6,3-6 |