Estadio: Cancha Central Round: 26 Ground: Clay
| WTA Buenos Aires | 2021/11/01 17:00 | Sol Faga v Solana Sierra | 2-6,4-6 |
| ITF W25 Rio do Sul | 2021/10/21 13:05 | Solana Sierra v Daniela Seguel | 5-7,3-6 |
| ITF W25 Rio do Sul | 2021/10/19 13:25 | Solana Sierra v Tara Malik | 6-3,7-6 |
| ITF W15 Piracicaba | 2021/10/12 16:10 | Solana Sierra v Miriana Tona | 6-4,4-6,6-7 |
| ITF W15 Santa Margarida de Montbui | 2021/05/29 11:00 | Justina Mikulskyte v Solana Sierra | 6-2,6-3 |
| ITF W15 Santa Margarida de Montbui | 2021/05/28 11:00 | Solana Sierra v Yvonne Cavalle-Reimers | 7-5,0-6,6-3 |
| ITF W15 Santa Margarida de Montbui | 2021/05/27 10:50 | Solana Sierra v Nahia Berecoechea | 7-5,6-0 |
| ITF W15 Santa Margarida de Montbui | 2021/05/25 12:00 | Alba Carrillo Marin v Solana Sierra | 5-7,0-6 |
| WTA Buenos Aires | 2021/11/02 18:00 | Maria Lourdes Carle v Despina Papamichail | 6-3,2-6,2-6 |
| ITF W25 Sevilla | 2021/10/19 12:40 | Yvonne Cavalle-Reimers v Despina Papamichail | 6-2,6-4 |
| ITF W25 Lagos | 2021/10/16 10:35 | Despina Papamichail v Antonia Ruzic | 1-6,1-6 |
| ITF W25 Lagos | 2021/10/15 12:00 | Despina Papamichail v Naiktha Bains | 6-1,6-1 |
| ITF W25 Lagos | 2021/10/14 12:00 | Despina Papamichail v Miriam Bulgaru | 3-6,6-3,7-6 |
| ITF W25 Lagos | 2021/10/13 12:55 | Despina Papamichail v Ines Murta | 6-3,6-4 |
| ITF W25 Loule | 2021/10/06 11:10 | Angela Fita Boluda v Despina Papamichail | 6-3,6-3 |
| ITF W80 Valencia | 2021/09/23 10:30 | Francesca Jones v Despina Papamichail | 7-6,6-1 |