Stadium: Court 10 Round: 25 Ground: Hardcourt outdoor
| ITF Women Stellenbosch | 2018/12/05 07:00 | Kelly Williford v Katharina Hering | 0-6,2-6 |
| ITF Women Stellenbosch | 2018/11/28 07:30 | Kelly Williford v Ekaterina Makarova | 2-6,6-7 |
| ITF Women Stellenbosch | 2018/11/21 08:10 | Lisa-Maria Moser v Kelly Williford | 6-2,6-3 |
| ITF Women Lawrence | 2018/11/04 16:30 | Kelly Williford v Anna Turati | 2-6,0-6 |
| ITF Women Lawrence | 2018/11/03 16:00 | Sophie Abrams v Kelly Williford | 6-3,4-6,2-6 |
| ITF Women Charleston | 2018/09/30 13:00 | Chanelle Van Nguyen v Kelly Williford | 6-2,6-0 |
| ITF Women Hilton Head | 2018/09/25 14:30 | Kelly Williford v Katrina Scott | 2-6,2-6 |
| ITF Women Guayaquil | 2018/08/13 17:00 | Kelly Williford v Barbara Gatica | 0-6,2-6 |
| ITF Women Bogota | 2018/12/08 15:00 | Andrea R Villarreal v Allura Zamarripa | 3-6,3-6 |
| ITF Women Bogota | 2018/12/07 15:00 | Andrea R Villarreal v Maria Paulina Perez Garcia | 6-2,7-6 |
| ITF Women Bogota | 2018/12/06 16:20 | Andrea R Villarreal v Mariana Carvajal | 6-0,7-6 |
| ITF Women Bogota | 2018/12/05 14:30 | Andrea R Villarreal v Paula A Coronado | 6-0,6-0 |
| ITF Women Bogota | 2018/12/03 15:30 | Andrea R Villarreal v Gabriela Macias | 7-6,6-3 |
| ITF Women Norman | 2018/11/11 15:00 | Madison Harrison v Andrea R Villarreal | 6-7,7-6,6-1 |
| ITF Women Norman | 2018/11/10 16:00 | Jerricka Boone v Andrea R Villarreal | 1-6,0-6 |
| ITF Women Colina | 2018/11/03 13:30 | Andrea R Villarreal v Jazmin Ortenzi | 7-6,4-6,6-7 |