Stadium: Central Round: 25 Ground: Clay
| ITF Women Bagnatica | 2018/08/25 07:30 | Simona Waltert v Irene Burillo Escorihuela | 6-7,6-2,6-1 |
| ITF W100 Bonita Springs | 2021/05/10 21:10 | Irina Fetecau v Irene Burillo Escorihuela | 6-2,7-5 |
| ITF W25 Naples | 2021/05/05 14:00 | Panna Udvardy v Irene Burillo Escorihuela | 6-3,6-1 |
| WTA Istanbul | 2021/04/18 10:55 | Tereza Mrdeza v Irene Burillo Escorihuela | 6-4,6-2 |
| WTA Istanbul | 2021/04/17 15:30 | Irene Burillo Escorihuela v En Shuo Liang | 6-1,6-4 |
| ITF W60 Oeiras | 2021/04/15 11:40 | Natalija Stevanovic v Irene Burillo Escorihuela | 6-1,1-6,7-6 |
| ITF W60 Oeiras | 2021/04/13 18:40 | Irene Burillo Escorihuela v Stephanie Wagner | 6-4,6-1 |
| ITF W25 Cordoba | 2021/04/08 15:40 | Irene Burillo Escorihuela v Amina Anshba | 1-6,6-1,1-6 |
| ITF W25 Cordoba | 2021/04/06 15:50 | Irene Burillo Escorihuela v Diana Marcinkevica | 6-4,6-3 |
| ITF W60 La Bisbal | 2021/05/13 09:55 | Greet Minnen v Simona Waltert | 6-3,4-6,6-4 |
| ITF W60 La Bisbal | 2021/05/11 10:30 | Simona Waltert v Mona Barthel | 7-5,7-6 |
| ITF W60 La Bisbal | 2021/05/10 10:10 | Simona Waltert v Melanie Stokke | 6-3,6-4 |
| ITF W60 La Bisbal | 2021/05/09 12:05 | Simona Waltert v Angelina Gabueva | 6-0,6-0 |
| ITF W25 Oeiras | 2021/04/24 14:05 | Simona Waltert v Anhelina Kalinina | 2-6,2-6 |
| ITF W25 Oeiras | 2021/04/23 11:35 | Simona Waltert v Mandy Minella | 6-1,7-6 |
| ITF W25 Oeiras | 2021/04/22 13:40 | Simona Waltert v Raluca Georgiana Serban | 6-2,7-5 |
| ITF W25 Oeiras | 2021/04/21 09:00 | Xiyu Wang v Simona Waltert | 4-6,2-6 |