Stadium: Stadium Round: 28
| ITF Women Mexico City | 2018/11/02 19:30 | Lacasse, Raphaelle v Morales, Melissa | 3-6,5-7 |
| ITF Women Mexico City | 2018/11/01 17:50 | Johnson, Taylor v Morales, Melissa | 4-6,4-6 |
| ITF Women Mexico City | 2018/10/30 16:30 | Garcia Mendez, Aida v Morales, Melissa | 2-6,4-6 |
| ITF Women Luque | 2018/09/06 17:00 | Morales, Melissa v Gabriela Ce | 4-6,6-7 |
| ITF Women Luque | 2018/09/06 13:00 | Lucero, Carla v Morales, Melissa | 4-6,2-6 |
| ITF Women Luque | 2018/09/04 14:55 | Vazquez, Maria Del Rosario v Morales, Melissa | 1-6,2-6 |
| ITF Women Asuncion | 2018/08/31 22:00 | Gabriela Ce v Morales, Melissa | 6-2,6-3 |
| ITF Women Asuncion | 2018/08/30 22:15 | Morales, Melissa v Gatica, Barbara | 6-1,6-1 |
| ITF Women Mexico City | 2018/11/02 17:30 | Carvajal Altamirano, Maria Fernanda v Chavatipon, Charlotte | 5-7,5-7 |
| ITF Women Mexico City | 2018/11/01 16:30 | Kourkina, Dasha v Chavatipon, Charlotte | 2-6,1-6 |
| ITF Women Mexico City | 2018/10/30 21:20 | Chavatipon, Charlotte v Talcott, Shelby | 6-2,6-0 |
| ITF Women Stockton | 2018/09/30 19:15 | Chavatipon, Charlotte v Rhiann Newborn | 6-7,3-6 |
| ITF Women Hammamet | 2018/06/07 12:45 | Cuk, Pia v Chavatipon, Charlotte | 6-2,6-3 |
| ITF Women Hammamet | 2018/06/06 10:05 | Chavatipon, Charlotte v Peddi Reddy, Sri Vaishnavi | 6-3,6-0 |
| ITF Women Hammamet | 2018/05/27 10:30 | Alice Rame v Chavatipon, Charlotte | 7-5,6-2 |
| ITF Women Oeiras | 2018/05/22 12:30 | Chavatipon, Charlotte v Ylena In-Albon | 0-6,3-6 |