Stadium: Court 1 Round: 25 Ground: Clay
| ITF W15 Almada | 2021/07/14 08:30 | Julia Stamatova v Emily Seibold | 6-4,6-3 |
| ITF W25 Lisbon | 2021/07/05 09:45 | Melanie Stokke v Emily Seibold | 6-3,6-2 |
| ITF W25 Lisbon | 2021/07/04 09:40 | Sofia Pinto v Emily Seibold | 0-6,1-6 |
| ITF W15 L'Aquila | 2021/06/25 11:30 | Tatiana Pieri v Emily Seibold | 6-1,6-2 |
| ITF W15 L'Aquila | 2021/06/22 16:05 | Sofia Milatova v Emily Seibold | 4-6,1-6 |
| ITF W25 Jonkoping | 2021/06/14 08:10 | Darya Astakhova v Emily Seibold | 6-2,6-0 |
| ITF W25 Jonkoping | 2021/06/13 13:00 | Nathalie Johansson v Emily Seibold | 2-6,3-6 |
| ITF W15 Heraklion | 2021/06/11 07:00 | Emily Seibold v Jessica Bouzas Maneiro | 2-6,1-6 |