[113] Duque Marino, Mariana 7-6,7-5 Katie Boulter [166] 2018-05-23 08:00
Stadium: Court 9 Round: 44 Ground: Clay
Home History
| ITF Women Charleston | 2018/05/03 14:00 | Duque Marino, Mariana v Iga Swiatek | 4-6,2-6 |
| ITF Women Charleston | 2018/05/02 14:00 | Duque Marino, Mariana v Di Lorenzo, Francesca | 6-3,6-1 |
| ITF Women Charlottesville | 2018/04/29 16:00 | Anhelina Kalinina v Duque Marino, Mariana | 6-0,1-6,2-6 |
| ITF Women Charlottesville | 2018/04/28 15:40 | Duque Marino, Mariana v Brady, Jennifer | 6-4,6-2 |
| ITF Women Charlottesville | 2018/04/27 16:00 | Grace Min v Duque Marino, Mariana | 4-6,1-6 |
| ITF Women Charlottesville | 2018/04/26 17:45 | Camilla Rosatello v Duque Marino, Mariana | 2-6,3-6 |
| ITF Women Charlottesville | 2018/04/26 13:30 | Iga Swiatek v Duque Marino, Mariana | 6-7,3-6 |
| ITF Women Dothan | 2018/04/22 14:00 | Taylor Townsend v Duque Marino, Mariana | 6-2,2-6,6-1 |
Away History
| ITF Women Fukuoka | 2018/05/13 01:00 | Katie Boulter v Lykina, Ksenia | 5-7,6-4,6-2 |
| ITF Women Fukuoka | 2018/05/12 04:20 | Katie Boulter v Momoko Kobori | 6-1,6-4 |
| ITF Women Fukuoka | 2018/05/11 01:00 | Broady, Naomi v Katie Boulter | 4-6,6-3,2-6 |
| ITF Women Fukuoka | 2018/05/10 01:00 | Tammi Patterson v Katie Boulter | 3-6,1-6 |
| ITF Women Fukuoka | 2018/05/08 05:15 | Yuki Naito v Katie Boulter | 6-4,4-6,4-6 |
| ITF Women Gifu | 2018/05/02 01:00 | Harriet Dart v Katie Boulter | 6-2,7-5 |
| ITF Women Obidos Qual | 2018/04/23 11:35 | Urszula Radwanska v Katie Boulter | 6-4,3-6,3-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/04/22 16:00 | Urszula Radwanska v Katie Boulter | 6-4,3-6,3-5 |