Stadium: Court 8 Round: 25 Ground: Hardcourt outdoor
| ITF W25 Irapuato | 2019/03/04 19:30 | Andrea Gamiz v Maria Jose Portillo Ramirez | 6-2,7-5 |
| WTA Acapulco | 2019/02/23 23:40 | Conny Perrin v Maria Jose Portillo Ramirez | 6-1,6-1 |
| 2019 Fed Cup | 2019/02/09 15:00 | Maria Jose Portillo Ramirez v Alexa Guarachi | 3-6,5-7 |
| ITF Women Norman | 2018/11/11 16:00 | Maria Jose Portillo Ramirez v Tiphanie Lemaitre | 6-7,6-1,2-6 |
| ITF Women Norman | 2018/11/10 18:30 | Maria Jose Portillo Ramirez v Holly Hutchinson | 6-2,6-1 |
| ITF Women Toronto | 2018/10/28 14:00 | Joelle Kissell v Maria Jose Portillo Ramirez | 6-1,6-2 |
| ITF Women Toronto | 2018/10/27 15:50 | Maria Jose Portillo Ramirez v Safiya Carrington | 5-7,7-6,7-5 |
| ITF Women Lagos | 2018/10/09 10:30 | Conny Perrin v Maria Jose Portillo Ramirez | 6-3,6-2 |
| ITF Women Fort Worth | 2018/08/01 15:05 | Usue Maitane Arconada v Lea Ma | 6-4,7-5 |