Stadium: Court 4 Round: 44 Ground: Clay
| UTR Pro Tennis Series Barcelona Women | 2021/10/10 07:00 | Kiara Cvetkovic v Valeria Koussenkova | 1-6,3-5 |
| UTR Pro Tennis Series Barcelona Women | 2021/10/09 10:00 | Eva Martinez Regalado v Kiara Cvetkovic | 2-4 |
| UTR Pro Tennis Series Barcelona Women | 2021/10/07 08:00 | Kiara Cvetkovic v Katherine Westbury | 2-6,2-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/10/06 11:00 | Kiara Cvetkovic v Gloria Alogo Piqueras | 0-6,3-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/10/05 09:30 | Kiara Cvetkovic v Claudia Hoste Ferrer | 2-6,2-6 |
| UTR Pro Tennis Series Barcelona Women | 2021/10/04 12:00 | Kiara Cvetkovic v Berta M Avante | 2-6,5-6 |
| ITF W25 Verbier | 2021/08/22 13:15 | Kiara Cvetkovic v Elizabet Hamaliy | 0-6,3-6 |
| ITF W25 Klosters | 2021/06/20 13:00 | Kiara Cvetkovic v Vivian Wolff | 1-6,0-6 |