Stadium: E4 Round: 54 Ground: Hardcourt indoor
| ITF - W25 Redding | 2021/10/06 20:40 | Mercedes Aristegui v Pranjala Yadlapalli | 0-6,2-6 |
| ITF - W25 Redding | 2021/10/04 17:00 | Kami Osher v Mercedes Aristegui | 2-6,1-6 |
| ITF W15 - Lubbock | 2021/09/27 15:00 | Kelly Williford v Mercedes Aristegui | 4-6,7-6,10-8 |
| ITF W15 - Lubbock | 2021/09/26 15:00 | Mercedes Aristegui v Magdalini Adaloglou | 6-7,6-0,11-9 |
| ITF W25 - Fort Worth | 2021/09/23 14:00 | Alexa Graham v Mercedes Aristegui | 6-1,6-0 |
| ITF W25 - Fort Worth | 2021/09/22 18:00 | Mercedes Aristegui v Rasheeda McAdoo | 6-3,6-1 |
| ITF W60 - Vitoria-Gasteiz | 2021/07/14 12:40 | Lesley Pattinama Kerkhove v Mercedes Aristegui | 6-3,6-0 |
| ITF W25 Vitoria-Gasteiz | 2019/07/23 08:45 | Oksana Selekhmeteva v Mercedes Aristegui | 6-1,6-2 |
| ITF W15 - Prokuplje | 2021/07/08 07:00 | Ekaterina Reyngold v Victoria Mboko | 6-0,6-2 |
| ITF W15 - Prokuplje | 2021/07/06 09:00 | Victoria Mboko v Katarina Kuzmova | 6-2,5-7,6-1 |