| ITF W60 Brasilia | 2021/11/25 15:10 | Carolina Alves v Katarina Jokic | 7-5,0-6,6-3 |
| ITF W60 Brasilia | 2021/11/23 14:30 | Gatica, Barbara v Katarina Jokic | 6-2,6-7,6-7 |
| ITF W60 Brasilia | 2021/11/22 11:00 | Katarina Jokic v Kaul, Maria Lota | 6-7,7-5,10-4 |
| ITF W60 Brasilia | 2021/11/21 14:15 | Katarina Jokic v Yamate Almeida, Gabriela | 6-0,6-0 |
| ITF W25 Guayaquil | 2021/10/28 19:15 | Katarina Jokic v Victoria Rodriguez | 7-5,5-7,1-6 |
| ITF W25 Guayaquil | 2021/10/26 14:55 | Katarina Jokic v Zoe Hitt | 6-1,6-1 |
| ITF W25 Lima | 2021/10/14 15:00 | Katarina Jokic v Amandine Hesse | 0-6,1-6 |
| ITF W25 Lima | 2021/10/12 15:00 | Maria F Herazo Gonzalez v Katarina Jokic | 4-6,6-2,2-6 |