| Olimpia, Singles Qualifying W-ITF-BRA-04A | 2020/03/10 13:00 | Piai, Eduarda v Leslie, Jaleesa | 6-7,6-4,6-1 |
| Olimpia, Singles Qualifying W-ITF-BRA-04A | 2020/03/09 14:10 | Doldan, Susan v Leslie, Jaleesa | 1-6,0-6 |
| Olimpia, Singles Qualifying W-ITF-BRA-04A | 2020/03/08 18:25 | Ferreira, Nicolly v Leslie, Jaleesa | 0-6,1-6 |
| ITF W15 Cancun | 2020/02/17 15:00 | Pielet, Gianna v Leslie, Jaleesa | 6-2,6-1 |
| ITF W15 Cancun | 2020/02/16 17:00 | Tchakarova, Verginie v Leslie, Jaleesa | 3-6,6-3,4-10 |
| ITF W25 Daytona Beach | 2020/01/14 16:30 | Leslie, Jaleesa v Talaba, Gabriela | 2-6,1-6 |
| ITF W15 Norman | 2019/12/03 15:00 | Leslie, Jaleesa v Asghar, Jasmine Amber | 0-6,4-6 |
| ITF W25 Naples | 2019/11/19 15:50 | Leslie, Jaleesa v Daniela Seguel | 1-6,3-6 |