Stadium: Court 8 Round: 25 Ground: Clay
| ITF W15 Savitaipale | 2021/07/29 10:25 | Wijesundera, Rushri v Elena Malygina | 4-6,3-6 |
| ITF W15 Savitaipale | 2021/07/28 08:35 | Martinich, Ivania v Wijesundera, Rushri | 6-2,2-6,6-7 |
| ITF W25 Evansville | 2021/07/13 15:35 | Elvina Kalieva v Wijesundera, Rushri | 7-5,6-2 |
| ITF W25 Santo Domingo | 2021/06/07 16:30 | Wijesundera, Rushri v Amy Zhu | 4-6,6-7 |
| ITF W25 Santo Domingo | 2021/06/06 14:00 | Wijesundera, Rushri v Mihaela Djakovic | 6-7,6-1,10-8 |
| ITF W25 Santo Domingo | 2021/05/30 14:00 | Wijesundera, Rushri v Jessica Failla | 1-6,2-6 |
| ITF W25 Salinas | 2021/05/10 14:55 | Wijesundera, Rushri v Celia Cervino Ruiz | 2-6,2-6 |
| ITF W25 Salinas | 2021/05/03 14:00 | Tess Sugnaux v Wijesundera, Rushri | 6-2,4-6,12-10 |
| ITF W15 Ibague | 2021/09/06 19:30 | Martinez Mora, Ana Paula v Sara Alba Verastegui | 6-1,6-1 |