| Luxembourg Open - Femmes | 2022/05/06 10:20 | van Leeuwen, Estelle v Mirjam Lindgarde | W | 2-0 |
| International du Portugal Femmes - Qualif. | 2022/03/10 17:00 | Oprisan, Alexandra v van Leeuwen, Estelle | L | 2-1 |
| International du Portugal Femmes - Qualif. | 2022/03/10 12:30 | Mariana Paiva v van Leeuwen, Estelle | W | 0-2 |
| Welsh Int Women | 2021/12/02 17:40 | van Leeuwen, Estelle v Hoyaux, Yaelle | L | 1-2 |
| Welsh Int Women Qual | 2021/12/02 09:00 | Allen, Jessica v van Leeuwen, Estelle | W | 0-2 |
| Welsh Int Women Qual | 2021/12/01 14:50 | van Leeuwen, Estelle v Lauren Middleton | W | 2-1 |
| Scottish Open 2019, WS, Qualification | 2021/11/25 11:55 | van Leeuwen, Estelle v Francesca Corbett | L | 1-2 |
| Hungarian Int. Women | 2021/11/05 10:20 | Aditi Bhatt v van Leeuwen, Estelle | L | 2-0 |
| Luxembourg Open - Femmes | 2022/05/06 17:00 | Vera Appenzeller v Clara Lassaux | W | 0-2 |
| Dutch Int. - Femmes | 2022/04/14 10:00 | Clara Lassaux v Shidhaye, Gauri | L | 1-2 |
| Orléans Masters - Femmes - Qualif | 2022/03/29 16:30 | Polina Buhrova v Clara Lassaux | L | 2-0 |
| Open de Pologne - Femmes | 2022/03/25 17:10 | Keyura Mopati v Clara Lassaux | L | 2-0 |
| International du Portugal - Femmes | 2022/03/11 16:10 | Rachel Sugden v Clara Lassaux | W | 0-2 |
| Welsh Int Women | 2021/12/02 16:20 | Eoon, Qi Xuan v Clara Lassaux | L | 2-1 |
| Belgian International 2019, WS | 2021/10/28 10:35 | Clara Lassaux v Aakarshi Kashyap | L | 0-2 |
| Dutch Open Women | 2021/10/15 12:05 | Holden, Abigail v Clara Lassaux | L | 2-0 |