Stadium: Court 5 Round: 25 Ground: Clay
| ITF W15 Cairo | 2021/01/08 08:00 | Simmonds, Chanel v Jessica Bouzas Maneiro | 6-4,2-6,1-6 |
| ITF W15 Cairo | 2021/01/07 11:00 | Simmonds, Chanel v Elena Grekul | 6-1,6-2 |
| ITF W15 Cairo | 2021/01/06 08:00 | Simmonds, Chanel v Aya El Aouni | 6-0,6-0 |
| ITF - W15 Sharm El Sheikh | 2020/11/06 08:00 | Simmonds, Chanel v Jessie Aney | 3-6,6-4,5-7 |
| ITF - W15 Sharm El Sheikh | 2020/11/05 08:00 | Simmonds, Chanel v Nefedova, Anastasia Evgenyevna | 4-6,6-4,6-4 |
| ITF - W15 Sharm El Sheikh | 2020/11/04 08:40 | Simmonds, Chanel v Ksenia Laskutova | 6-3,4-6,6-3 |
| ITF - W15 Sharm El Sheikh | 2020/10/30 09:40 | Simmonds, Chanel v Romana Cisovska | 6-7,6-4,6-7 |
| ITF - W15 Sharm El Sheikh | 2020/10/29 11:30 | Simmonds, Chanel v Polina Iatcenko | 6-3,6-1 |
| ITF W25 Selva Gardena | 2020/12/14 09:40 | Federica Di Sarra v Viertler, Marion | 6-1,6-2 |
| ITF W25 Selva Gardena | 2020/12/13 11:45 | Sveva Bernardi v Viertler, Marion | 1-6,5-7 |
| ITF - W15 Héraklion | 2020/11/25 12:25 | Viertler, Marion v Karola Patricia Bejenaru | 4-6,5-7 |
| ITF - W15 Héraklion | 2020/11/15 08:00 | Viertler, Marion v Rutlauka, Sabine | 3-6,6-1,3-10 |
| ITF - W15 Héraklion | 2020/11/12 08:00 | Koelzer, Romy v Viertler, Marion | 6-2,6-2 |
| Ortisei, Singles W-ITF-ITA-28A | 2020/11/03 11:50 | Turati, Bianca v Viertler, Marion | 6-4,6-2 |
| ITF W25 Tarvisio | 2020/09/08 07:30 | Viertler, Marion v Antonitsch, Mira | 4-6,2-6 |
| ITF W25 Antalya | 2020/03/05 06:55 | Viertler, Marion v Sherif, M. | 2-6,1-6 |