Stadium: Court 16 Round: 44 Ground: Hardcourt outdoor
| ITF W15 Naples | 2019/05/13 14:30 | Mary Closs v Carson Tanguilig | 7-6,4-6,9-11 |
| ITF W25 Osprey | 2019/04/23 14:30 | Emerald Able v Mary Closs | 6-4,3-6,10-7 |
| ITF W25 Osprey | 2019/04/22 14:30 | Mary Closs v Salome Devidze | 1-6,6-4,10-8 |
| ITF W15 Guayaquil | 2019/04/17 17:30 | Ivania Martinich v Mary Closs | 6-0,6-2 |
| ITF W80 Palm Harbor | 2019/04/02 23:15 | Akgul Amanmuradova v Mary Closs | 6-4,6-2 |
| ITF W80 Palm Harbor | 2019/04/02 19:30 | Mary Closs v Beatrice Gumulya | 6-4,6-7,10-8 |
| ITF W15 Arcadia | 2019/03/12 17:30 | Maxi Duncan v Mary Closs | 7-6,6-4 |
| ITF W15 Arcadia | 2019/03/11 14:00 | Jessica Marmorstein v Mary Closs | 4-6,1-6 |
| WTA New Haven | 2018/08/17 17:20 | Kirsten Flipkens v Emma Davis | 6-3,6-1 |