Stadium: Court 2 Round: 25
| ITF Women Charleston | 2018/05/02 14:00 | Ana Sofia Sanchez v Katerina Stewart | 3-6,2-6 |
| ITF Women Charlottesville | 2018/04/26 21:40 | Ana Sofia Sanchez v Anhelina Kalinina | 1-6,2-6 |
| ITF Women Charlottesville | 2018/04/26 17:35 | Kayla Day v Ana Sofia Sanchez | 2-6,2-6 |
| ITF Women Charlottesville Qual | 2018/04/24 16:00 | Ana Sofia Sanchez v Iga Swiatek | 1-6,6-3,1-6 |
| ITF Women Charlottesville Qual | 2018/04/23 16:30 | Ana Sofia Sanchez v Jada Robinson | 6-3,6-3 |
| ITF Women Charlottesville Qual | 2018/04/22 19:35 | Ana Sofia Sanchez v Alana Smith | 4-6,6-3,6-2 |
| ITF Women Pelham | 2018/04/11 18:35 | Maria Mateas v Ana Sofia Sanchez | 6-7,6-1,6-2 |
| WTA Monterrey | 2018/04/05 20:00 | Sachia Vickery v Ana Sofia Sanchez | 6-3,6-3 |
| ITF Women Obidos | 2018/04/25 09:00 | Arina Rodionova v Eva Guerrero Alvarez | 6-2,7-5 |
| ITF Women Obidos Qual | 2018/04/23 12:00 | Eva Guerrero Alvarez v Mafalda Soares | 6-1,6-0 |
| ITF Women Obidos Qual | 2018/04/22 09:00 | Eva Guerrero Alvarez v Beatriz P D Da Costa | 6-0,6-1 |
| ITF Women Obidos | 2018/04/19 11:20 | Eva Guerrero Alvarez v Katie Boulter | 6-7,3-6 |
| ITF Women Obidos | 2018/04/18 16:00 | Eva Guerrero Alvarez v Yvonne Cavalle-Reimers | 6-3,4-6,7-5 |
| ITF Women Obidos Qual | 2018/04/17 10:45 | Alba Carrillo Marin v Eva Guerrero Alvarez | 5-7,6-7 |
| ITF Women Obidos Qual | 2018/04/16 13:00 | Eva Guerrero Alvarez v Ana Vrljic | 6-2,2-6,6-2 |
| ITF Women Obidos Qual | 2018/04/15 15:00 | Eva Guerrero Alvarez v Paulina Czarnik | 4-6,7-6,6-4 |