Stadium: Court 1 Round: 25 Ground: Clay
| ITF W100 - Vitoria-Gasteiz | 2023/07/19 13:35 | Mercedes Aristegui v Oceane Dodin | 1-6,7-5,2-6 |
| ITF W25 - Getxo | 2023/07/05 14:55 | Lucia Cortez Llorca v Mercedes Aristegui | 2-6,6-3,7-5 |
| ITF W25 - Getxo | 2023/07/04 17:00 | Mercedes Aristegui v Joelle Lilly Sophie Steur | 6-3,6-2 |
| UTR Series - NIT - Damer | 2023/05/20 13:30 | Mercedes Aristegui v Anais Gabriel | 2-6,6-2,1-1 |
| UTR Series - NIT - Damer | 2023/05/19 13:39 | Mercedes Aristegui v Maria Oreshkina | 6-3,6-1 |
| ITF W25 - Spring | 2023/02/28 15:00 | Mercedes Aristegui v Bronte Murgett | 6-7,3-6 |
| ITF W25 - Malibu | 2023/01/05 22:00 | Mercedes Aristegui v Maria Kozyreva | 6-7,0-6 |
| ITF W25 - Malibu | 2023/01/03 17:00 | Ena Koike v Mercedes Aristegui | 4-6,3-6 |
| Billie Jean King Cup | 2023/06/23 08:00 | Milla Kotamaeki v Anna Soffia Gronholm | 6-1,6-1 |
| ITF W15 - Vierumaki | 2023/05/12 09:05 | Tamara Kostic v Milla Kotamaeki | 6-4,6-2 |
| ITF W15 - Vierumaki | 2023/05/11 10:35 | Milla Kotamaeki v Isabella B Aguirre | 6-3,6-2 |
| ITF W15 - Vierumaki | 2023/05/10 08:00 | Enola Chiesa v Milla Kotamaeki | 6-2,0-6,4-6 |
| ITF W15 - Vierumaki | 2023/05/09 09:40 | Divine Dasam Nweke v Milla Kotamaeki | 2-6,4-6 |
| ITF W15 - Vierumaki | 2023/05/07 11:05 | Naoko Eto v Milla Kotamaeki | 2-6,6-7 |
| ITF W15 - Vierumaki | 2023/05/07 08:00 | Milla Kotamaeki v Andrea Roots | 6-2,6-4 |