Stadium: Court 3 Round: 45 Ground: Hardcourt outdoor
| ITF W80 Dothan | 2019/04/17 21:10 | Renata Zarazua v Alexa Guarachi | 7-5,6-2 |
| WTA Bogota Qual | 2019/04/06 15:50 | Bibiane Schoofs v Alexa Guarachi | 6-1,6-0 |
| WTA Monterrey | 2019/03/31 19:20 | Kristina Kucova v Alexa Guarachi | 6-1,6-0 |
| WTA Monterrey | 2019/03/30 16:00 | Alexa Guarachi v Romary Cardenas Rifka | 6-1,6-0 |
| WTA Guadalajara | 2019/03/09 18:50 | Xiyu Wang v Alexa Guarachi | 6-4,5-7,6-4 |
| 2019 Fed Cup | 2019/02/09 15:00 | Maria Jose Portillo Ramirez v Alexa Guarachi | 3-6,5-7 |
| WTA Newport Beach | 2019/01/21 18:00 | Alexa Guarachi v Katie Volynets | 6-4,4-6,3-6 |
| WTA Auckland | 2018/12/28 21:00 | Ellen Perez v Alexa Guarachi | 6-2,6-4 |
| ITF W60 Landisville | 2019/08/07 15:20 | Harriet Dart v Catherine Harrison | 7-5,3-6,6-1 |
| ITF W25 Fort Worth | 2019/08/04 15:00 | Chanelle Van Nguyen v Catherine Harrison | 4-6,0-6 |
| ITF W25 Fort Worth | 2019/08/03 17:15 | Alexa Glatch v Catherine Harrison | 7-5,1-6,0-6 |
| ITF W25 Fort Worth | 2019/08/02 14:00 | Nagi Hanatani v Catherine Harrison | 3-6,1-6 |
| ITF W25 Fort Worth | 2019/08/01 16:00 | Ellie Douglas v Catherine Harrison | 2-6,6-7 |
| ITF W25 Fort Worth | 2019/07/31 22:50 | McCartney Kessler v Catherine Harrison | 1-6,2-6 |
| ITF W60 Ashland | 2019/07/25 14:00 | Catherine Harrison v Ellen Perez | 6-1,3-6,2-6 |
| ITF W60 Ashland | 2019/07/24 16:45 | Ayaka Okuno v Catherine Harrison | 4-6,2-6 |