Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF - W15 Almada | 2021/07/15 08:30 | Elizabet Hamaliy v Lucie Nguyen Tan | 4-6,2-6 |
| ITF - W15 Almada | 2021/07/13 08:30 | Sashi Kempster v Lucie Nguyen Tan | 1-6,1-6 |
| ITF - W60 Montpellier | 2021/06/27 16:25 | Yuriko Lily Miyazaki v Lucie Nguyen Tan | 6-3,6-2 |
| ITF - W25 Denain | 2021/06/14 13:05 | Melanie Klaffner v Lucie Nguyen Tan | 5-7,6-2,10-3 |
| ITF - W15 Sibenik | 2021/05/26 09:45 | Petra Marcinko v Lucie Nguyen Tan | 6-2,6-4 |
| ITF - W15 Sibenik | 2021/05/25 10:15 | Lucie Nguyen Tan v Ena Babic | 6-4,6-0 |
| ITF - W15 Sibenik | 2021/05/24 13:00 | Lucie Nguyen Tan v Jana Vanik | 6-2,6-0 |
| ITF - W15 Sibenik | 2021/05/17 16:20 | Xenia Lipiec v Lucie Nguyen Tan | 6-4,3-6,10-8 |
| ITF - W15 Almada | 2021/07/15 08:30 | Laia Conde Monfort v Yeon Woo Ku | 0-6,2-6 |
| ITF - W15 Almada | 2021/07/13 10:00 | Yeon Woo Ku v Himari Sato | 6-1,6-3 |
| ITF - W15 Sharm El Sheikh | 2021/03/25 08:40 | Joanne Zuger v Yeon Woo Ku | 6-4,6-3 |
| ITF - W15 Sharm El Sheikh | 2021/03/24 14:40 | Yeon Woo Ku v Elizabeth Mandlik | 6-4,6-2 |
| ITF - W15 Sharm El Sheikh | 2021/03/23 07:00 | Shelly Bereznyak v Yeon Woo Ku | 4-6,4-6 |
| ITF - W15 Sharm El Sheikh | 2021/03/22 08:00 | Izabela Gabriela Novac v Yeon Woo Ku | 0-6,1-6 |
| ITF - W15 Sharm El Sheikh | 2021/03/21 12:30 | Elizaveta Dementyeva v Yeon Woo Ku | 1-6,0-6 |
| ITF - W15 Sharm El Sheikh | 2021/03/16 06:55 | Yeon Woo Ku v Jenna Defalco | 5-7,5-7 |