Stadium: Court 13 Round: 26 Ground: Clay
| ITF Women Hilton Head | 2018/09/26 13:00 | Victoria Hu v Ruth Marsh | 4-6,3-6 |
| ITF Women Hilton Head | 2018/09/24 14:30 | Ruth Marsh v Paulina Bakaite | 6-2,6-3 |
| ITF Women Pelham Qual | 2018/04/08 15:00 | Juliana Valero v Ruth Marsh | 0-6,6-4,6-2 |
| ITF Women Tampa | 2018/03/11 14:00 | Victoria Mulville v Ruth Marsh | 6-3,2-6,6-2 |
| ITF Women Orlando Qual | 2018/03/04 15:30 | Anca Craciun v Ruth Marsh | 6-3,7-5 |
| ITF Women Hilton Head | 2018/09/25 16:30 | Allura Zamarripa v Salome Devidze | 6-3,6-1 |