Stadium: Stadium (Ct 9) Round: 26
| ITF Women Pelham | 2018/04/11 16:50 | Anhelina Kalinina v Alexa Guarachi | 7-6,3-6,6-7 |
| ITF Women Jackson | 2018/04/04 18:45 | Alexa Guarachi v Allie Kiick | 6-2,3-6,6-7 |
| ITF Women Irapuato | 2018/03/17 22:00 | Marie Bouzkova v Alexa Guarachi | 6-4,6-2 |
| ITF Women Irapuato | 2018/03/16 20:30 | Alexa Guarachi v Ysaline Bonaventure | 4-6,6-3,6-1 |
| ITF Women Irapuato | 2018/03/15 20:00 | Jacqueline Cako v Alexa Guarachi | 6-7,4-6 |
| ITF Women Irapuato | 2018/03/13 21:40 | Alexa Guarachi v Ana Sofia Sanchez | 6-0,6-1 |
| ITF Women Irapuato Qual | 2018/03/11 17:30 | Alexa Guarachi v Romary Cardenas Rifka | 6-1,6-0 |
| 2018 Fed Cup | 2018/02/10 17:00 | Alexa Guarachi v Aymet Uzcategui | 7-6,6-2 |
| ITF Women Pelham | 2018/04/11 16:45 | Alexandra Perper v Ellie Douglas | 6-2,7-5 |
| ITF Women Jackson | 2018/04/03 20:00 | Alexandra Perper v Sanaz Marand | 2-6,3-6 |
| ITF Women Antalya | 2018/03/17 07:30 | Rebecca Sramkova v Alexandra Perper | 4-6,6-4,6-4 |
| ITF Women Antalya | 2018/03/16 10:30 | Alexandra Perper v Cristina Dinu | 6-2,6-2 |
| ITF Women Antalya | 2018/03/15 10:30 | Alexandra Perper v Vitalia Stamat | 6-3,6-1 |
| ITF Women Antalya | 2018/03/14 07:30 | Alexandra Perper v Gabriela Horackova | 7-6,7-6 |
| ITF Women Mallorca | 2018/03/01 10:40 | Katharina Gerlach v Alexandra Perper | 6-4,6-2 |
| ITF Women Mallorca | 2018/02/28 09:55 | Paula Arias Manjon v Alexandra Perper | 2-6,7-6,6-7 |