| ITF W25 Altenkirchen | 02/15 14:20 | 45 | [249] Katharina Gerlach v Simona Waltert [301] | 1-6,0-6 | |
| ITF W25 Altenkirchen | 02/14 11:00 | 45 | Selina Dal v Simona Waltert | 3-6,2-6 | |
| ITF W25 Grenoble | 02/08 09:20 | 54 | [475] Kimberley Zimmermann v Simona Waltert [301] | 6-4,6-4 | |
| ITF W25 Grenoble | 02/07 10:05 | 54 | Amandine Monnot v Simona Waltert | 3-6,3-6 | |
| ITF W15 Manacor | 01/31 11:00 | 29 | [302] Simona Waltert v Yvonne Cavelle-Reimers [491] | 6-2,7-6 | |
| ITF W15 Manacor | 01/30 12:05 | 28 | [302] Simona Waltert v Shiho Akita [406] | 6-3,6-4 | |
| ITF W15 Manacor | 01/29 10:00 | 27 | Simona Waltert v Maria G Carrasco | 7-6,6-4 | |
| ITF W15 Manacor | 01/28 12:10 | 26 | Simona Waltert v Noemi Basiletti | 6-3,6-3 | |
| ITF W15 Manacor | 01/27 09:30 | 25 | Simona Waltert v Oksana Selekhmeteva | 6-4,6-2 | |
| ITF W15 Manacor | 01/22 14:00 | 27 | [490] Yvonne Cavalle-Reimers v Simona Waltert [301] | 6-4,6-1 | |
| ITF W15 Manacor | 01/21 14:00 | 26 | Tess Sugnaux v Simona Waltert | 4-6,2-6 | |
| ITF W15 Manacor | 01/19 12:00 | 25 | Kamilla Bartone v Simona Waltert | 6-3,3-6,4-6 | |
| ITF W25 Prerov | 09/24 08:00 | 26 | [295] Simona Waltert v Jesika Maleckova [309] | 6-4,3-6,6-7 | |
| ITF W25 Prerov | 09/22 13:05 | 25 | [295] Simona Waltert v Kathinka Von Deichmann [262] | 6-4,6-1 | |
| ITF W25 Zagreb | 09/15 08:00 | 25 | [344] Lina Gjorcheska v Simona Waltert [294] | 7-5,6-1 | |
| ITF W25 Tarvisio | 09/09 09:45 | 25 | [204] Reka-Luca Jani v Simona Waltert [285] | 6-0,6-3 | |
| WTA Prague | 08/30 13:55 | 24 | [285] Simona Waltert v Mirjam Bjorklund [330] | 6-3,3-6,4-6 | |
| ITF W25 Potchefstroom | 03/13 08:00 | - | Svenja Ochsner v Simona Waltert | View | |
| ITF W25 Potchefstroom | 03/12 07:25 | 26 | Delien Kleinhans v Simona Waltert | 1-6,1-6 | |
| ITF W25 Potchefstroom | 03/11 11:05 | 25 | Shelly Bereznyak v Simona Waltert | 0-6,2-6 | |
| ITF W25 Potchefstroom | 03/05 07:30 | 26 | [280] Simona Waltert v Katy Dunne [343] | 3-6,4-6 | |
| ITF W25 Potchefstroom | 03/04 07:00 | 25 | [280] Simona Waltert v Paula Kania [182] | 6-2,7-5 | |
| ITF W25 Glasgow | 02/20 09:55 | 26 | [203] Laura-Ioana Paar v Simona Waltert [285] | 6-4,6-4 | |
| ITF W25 Glasgow | 02/18 09:50 | 25 | Esther Adeshina v Simona Waltert | 2-6,4-6 | |
| ITF W25 Nonthaburi | 02/04 05:25 | 25 | [275] Simona Waltert v Katarzyna Kawa [127] | 6-7,6-7 | |
| ITF W25 Nonthaburi | 01/31 02:30 | 27 | [171] Ankita Raina v Simona Waltert [279] | 6-4,4-6,6-4 | |
| ITF W25 Nonthaburi | 01/30 04:30 | 26 | [283] Jodie Anna Burrage v Simona Waltert [279] | 4-6,3-6 | |
| ITF W25 Nonthaburi | 01/29 04:05 | 25 | Simona Waltert v Bibiane Schoofs | 6-1,6-4 | |
| ITF W25 Hua Hin | 11/15 02:55 | 27 | [294] Simona Waltert v Lesley Pattinama Kerkhove [221] | 6-3,3-6,2-6 | |
| ITF W25 Hua Hin | 11/14 03:00 | 26 | [294] Simona Waltert v Moyuka Uchijima [260] | 6-0,6-7,6-2 |