Stadium: Court 5 Round: 54 Ground: Clay
| ITF W25 Naples | 2021/11/16 14:30 | Kariann Pierre-Louis v Alexis Blokhina | 3-6,0-6 |
| ITF W25 Naples | 2021/11/15 14:30 | Sophie Williams v Kariann Pierre-Louis | 4-6,2-6 |
| ITF W25 Daytona Beach | 2021/11/08 16:00 | Dia Evtimova v Kariann Pierre-Louis | 6-4,2-6,14-12 |
| ITF W25 Orlando | 2021/11/02 16:10 | Chanelle Van Nguyen v Kariann Pierre-Louis | 6-4,6-2 |
| ITF W25 Orlando | 2021/11/01 14:00 | Kariann Pierre-Louis v Kanako Morisaki | 6-4,6-1 |
| ITF W15 Cancun | 2021/10/13 18:15 | Maya Pitts v Kariann Pierre-Louis | 6-0,6-3 |
| ITF W15 Cancun | 2021/10/12 14:00 | Maria I Yapur Lopez v Kariann Pierre-Louis | 1-6,3-6 |
| ITF W15 Cancun | 2021/10/11 17:00 | Teja Tirunelveli v Kariann Pierre-Louis | 4-6,6-1,6-10 |
| ITF W15 Sharm El Sheikh | 2021/11/14 11:00 | Mariya Pyrozhenko v Versace Gatti | 0-6,1-6 |