Stadium: Court 3 Round: 26
| ITF Women Encarnacion | 2017/11/06 13:00 | Williford, Kelly v Duarte Ramirez, Ximena Monserrath | 6-3,7-5 |
| ITF Women Encarnacion | 2017/11/05 13:00 | Williford, Kelly v Molina Portela, Dolores | 6-7,6-3,6-7 |
| ITF Women Asuncion | 2017/10/31 19:40 | Kurata, Nathaly v Williford, Kelly | 6-1,6-0 |
| ITF Women Asuncion | 2017/10/29 13:00 | Williford, Kelly v Wu, Pamela | 7-6,6-3 |
| ITF Women Lambare | 2017/10/22 12:00 | Williford, Kelly v Vazquez, Maria Del Rosario | 6-7,6-3,2-6 |
| ITF Women Sumter | 2017/10/09 13:00 | Jarlskog, Ida v Williford, Kelly | 6-0,6-1 |
| ITF Women Sumter | 2017/10/07 13:00 | Williford, Kelly v Alessandra Crump | 6-0,6-2 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2017/09/28 15:50 | Caroline Romeo v Williford, Kelly | 3-6,6-2,6-1 |
| ITF Women Encarnacion | 2017/11/06 13:00 | Victoria Ariadna Beccio v Petit, Stephanie Mariel | 2-6,0-6 |
| ITF Women Asuncion | 2017/11/02 17:00 | Petit, Stephanie Mariel v Francesca Jones | 3-6,4-6 |
| ITF Women Asuncion | 2017/10/31 18:05 | Petit, Stephanie Mariel v Ganga, Eugenia | 6-1,6-4 |
| ITF Women Lambare | 2017/10/28 13:00 | Brito, Fernanda v Petit, Stephanie Mariel | 7-6,3-6,7-6 |
| ITF Women Lambare | 2017/10/27 14:00 | Petit, Stephanie Mariel v Martinich, Ivania | 6-3,1-6,6-3 |
| ITF Women Lambare | 2017/10/25 12:00 | Petit, Stephanie Mariel v Kalimullina, Ralina | 6-0,6-1 |
| ITF Women Lambare | 2017/10/23 12:00 | Petit, Stephanie Mariel v Molina Portela, Dolores | 6-1,6-3 |
| ITF Women Buenos Aires | 2017/10/13 14:00 | Brito, Fernanda v Petit, Stephanie Mariel | 6-4,7-6 |