Stadium: Court 09 Round: 28 Ground: Clay
| ITF W15 Warmbad-Villach | 2021/08/20 08:55 | Katarina Kuzmova v Yeon Woo Ku | 0-6,3-6 |
| ITF W15 Warmbad-Villach | 2021/08/19 10:25 | Mavie Osterreicher v Yeon Woo Ku | 2-6,3-6 |
| ITF W15 Warmbad-Villach | 2021/08/17 10:30 | Yeon Woo Ku v Deborah Chiesa | 5-7,6-3,6-0 |
| ITF W15 Almada | 2021/07/17 11:10 | Drummy, Georgia v Yeon Woo Ku | 7-5,6-2 |
| ITF W15 Almada | 2021/07/16 08:30 | Lucie Nguyen Tan v Yeon Woo Ku | 3-6,2-6 |
| ITF W15 Almada | 2021/07/15 08:30 | Conde Monfort, Laia 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 | Zuger, Joanne v Yeon Woo Ku | 6-4,6-3 |
| ITF W15 Warmbad-Villach | 2021/08/20 08:55 | Pia Lovric v Caijsa W Hennemann | 5-7,7-6,6-3 |
| ITF W15 Warmbad-Villach | 2021/08/19 10:35 | Pia Lovric v Elena Karner | 6-3,6-1 |
| ITF W15 Warmbad-Villach | 2021/08/18 07:55 | Pia Lovric v Adrienn Nagy | 7-6,6-1 |
| ITF W15 Bratislava | 2021/08/15 08:00 | Darja Semenistaja v Pia Lovric | 6-4,6-3 |
| ITF W15 Bratislava | 2021/08/14 08:00 | Pia Lovric v Radka Zelnickova | 6-3,4-6,6-1 |
| ITF W15 Bratislava | 2021/08/13 08:00 | Pia Lovric v Eri Shimizu | 6-4,6-2 |
| ITF W15 Bratislava | 2021/08/11 07:55 | Pia Lovric v Naima Karamoko | 6-4,6-2 |
| ITF W15 Cordenons | 2021/07/28 09:35 | Nicole Fossa Huergo v Pia Lovric | 4-6,7-6,6-3 |