| WTA - Rouen | 10/18 12:30 | 25 | [94] Viktoriya Tomova v Simona Waltert [113] | 6-3,6-4 | |
| WTA - Rouen | 10/17 08:00 | 25 | Jasmine Paolini v Simona Waltert | Cancelled | |
| WTA Parma | 09/28 09:35 | 26 | [74] Mayar Sherif v Simona Waltert [120] | 6-3,7-6 | |
| WTA Parma | 09/27 08:00 | 25 | [119] Simona Waltert v Tamara Zidansek [100] | 6-4,6-4 | |
| WTA Parma | 09/25 09:00 | 19 | [119] Simona Waltert v Maria Lourdes Carle [164] | 6-3,2-6,6-4 | |
| WTA Parma | 09/24 07:30 | 14 | Simona Waltert v Melania Delai | 6-4,6-4 | |
| WTA Budapest | 09/21 09:45 | 26 | [119] Simona Waltert v Anna Bondar [52] | 7-5,4-6,5-7 | |
| WTA Budapest | 09/20 08:00 | 25 | [112] Cristina Bucsa v Simona Waltert [119] | Retired | |
| WTA Budapest | 09/17 10:30 | 14 | Simona Waltert v Carolina Alves | Cancelled | |
| WTA Bucharest | 09/15 09:00 | 26 | [118] Simona Waltert v Jani, Reka-Luca [114] | 4-6,6-2,1-6 | |
| WTA Bucharest | 09/13 11:30 | 25 | [38] Sorana Cirstea v Simona Waltert [118] | 3-6,3-6 | |
| US Open Women | 08/25 23:00 | 15 | [173] Eva Lys v Simona Waltert [123] | 6-1,6-1 | |
| US Open Women | 08/24 20:30 | 14 | [174] Nigina Abduraimova v Simona Waltert [123] | 4-6,5-7 | |
| ITF W60 Bronx | 08/20 15:00 | 28 | [123] Mirjam Bjorklund v Simona Waltert [124] | 6-4,6-2 | |
| ITF W60 Bronx | 08/19 17:00 | 27 | [126] Daria Snigur v Simona Waltert [124] | 7-5,4-6,5-7 | |
| ITF W60 Bronx | 08/18 14:00 | 26 | [127] Irina Maria Bara v Simona Waltert [124] | 3-6,3-6 | |
| ITF W60 Bronx | 08/17 16:55 | 25 | [124] Simona Waltert v Oceane Dodin [99] | 4-6,7-6,6-2 | |
| ITF W100 Landisville | 08/13 16:55 | 28 | [135] Simona Waltert v Elizabeth Mandlik [182] | 4-6,2-6 | |
| ITF W100 Landisville | 08/12 15:55 | 27 | [135] Simona Waltert v Lesley P Kerkhove [179] | 7-5,6-2 | |
| ITF W100 Landisville | 08/11 16:40 | 26 | [135] Simona Waltert v Iryna Shymanovich [307] | 4-6,6-2,6-1 | |
| ITF W100 Landisville | 08/10 14:00 | 25 | [135] Simona Waltert v Glatch, Alexa [366] | 5-7,7-6,6-4 | |
| WTA Lausanne | 07/15 11:45 | 27 | [154] Simona Waltert v Olga Danilovic [124] | 4-6,6-4,6-7 | |
| WTA Lausanne | 07/13 11:55 | 26 | [154] Simona Waltert v Cristina Bucsa [126] | 6-1,5-7,6-4 | |
| WTA Lausanne | 07/12 13:50 | 25 | [7] Danielle Collins v Simona Waltert [154] | 7-6,3-6,6-7 | |
| ITF W60 Amstelveen | 07/10 11:00 | 29 | [253] Emma Navarro v Simona Waltert [186] | 6-7,0-6 | |
| ITF W60 Amstelveen | 07/09 11:25 | 28 | [186] Simona Waltert v Lemoine, Quirine [288] | 6-3,6-4 | |
| ITF W60 Amstelveen | 07/08 12:00 | 27 | [280] Antonia Ruzic v Simona Waltert [186] | 4-6,7-6,6-7 | |
| ITF W60 Amstelveen | 07/07 13:00 | 26 | [270] Nefisa Berberovic v Simona Waltert [186] | 3-6,0-6 | |
| ITF W60 Amstelveen | 07/06 12:05 | 25 | [274] Astakhova, Darya v Simona Waltert [186] | 1-6,3-6 | |
| Wimbledon Women | 06/21 11:50 | 14 | [190] Simona Waltert v Isabella Shinikova [217] | 3-6,6-3,3-6 |