Stadium: Court 2 Round: 26
| ITF Women Denain | 2018/07/03 14:05 | Quirine Lemoine v Tayisiya Morderger | 3-6,6-3,6-3 |
| French Open Women Qual | 2018/05/23 11:35 | Francesca Di Lorenzo v Quirine Lemoine | 2-6,7-6,6-4 |
| ITF Women Saint Gaudens | 2018/05/20 12:30 | Vera Lapko v Quirine Lemoine | 6-2,6-4 |
| ITF Women Saint Gaudens | 2018/05/19 11:20 | Quirine Lemoine v Arantxa Rus | 7-6,6-3 |
| ITF Women Saint Gaudens | 2018/05/18 12:00 | Quirine Lemoine v Valentini Grammatikopoulou | 6-2,6-4 |
| ITF Women Saint Gaudens | 2018/05/17 08:30 | Quirine Lemoine v Valentyna Ivakhnenko | 6-4,6-3 |
| ITF Women Saint Gaudens | 2018/05/15 13:10 | Misaki Doi v Quirine Lemoine | 5-7,4-6 |
| 2018 Fed Cup | 2018/04/22 03:20 | Daria Saville v Quirine Lemoine | 6-3,6-2 |
| ITF Women Denain | 2018/07/04 08:30 | Mari Osaka v Momoko Kobori | 6-1,6-1 |
| ITF Women Perigueux | 2018/06/28 09:00 | Nadia Podoroska v Mari Osaka | 7-6,7-5 |
| ITF Women Perigueux | 2018/06/27 10:05 | Moyuka Uchijima v Mari Osaka | 4-6,6-7 |
| ITF Women Luzhou | 2018/05/30 02:30 | Siqi Cao v Mari Osaka | 6-4,7-5 |
| ITF Women Luzhou | 2018/05/28 02:00 | Meiling Wang v Mari Osaka | 4-6,4-6 |
| ITF Women Baotou | 2018/05/24 03:45 | Mari Osaka v Nika Kukharchuk | 5-7,0-6 |
| ITF Women Baotou | 2018/05/23 02:30 | Mari Osaka v Xinyu Jiang | 6-0,6-2 |
| ITF Women Wuhan | 2018/05/17 02:00 | Mari Osaka v Hanyu Guo | 4-6,6-3,5-7 |