Stadium: Court 4 Round: 54 Ground: Hardcourt outdoor
| ITF W60 Caldas da Rainha | 2021/09/12 09:00 | Salma Djoubri v Valeria Koussenkova | 6-4,6-3 |
| ITF W25 Vigo | 2021/08/23 13:00 | Julieta H Andrino v Valeria Koussenkova | 4-6,6-4,10-2 |
| ITF W60 San Bartolomé De Tirajana - kvalifikace | 2021/08/15 10:20 | Erica Oosterhout v Valeria Koussenkova | 6-1,6-1 |
| ITF W60 San Bartolomé De Tirajana | 2021/08/08 08:30 | Valeria Koussenkova v Olivia Tjandramulia | 1-6,2-6 |
| ITF W15 Don Benito | 2021/07/20 09:40 | Maria Dolores Lopez Martinez v Valeria Koussenkova | 6-3,6-3 |
| ITF W60 Vitoria-Gasteiz | 2021/07/12 10:30 | Maria Garcia Cid v Valeria Koussenkova | 6-1,6-1 |
| UTR Pro Tennis Series Barcelona - ženy | 2021/06/12 11:30 | Marina Bakkari v Valeria Koussenkova | 6-4,6-2 |
| UTR Pro Tennis Series Barcelona - ženy | 2021/06/11 09:30 | Valeria Koussenkova v Judit Hernandez Miranda | 6-1,1-1 |
| WTA Portorož | 2021/09/14 09:00 | Alison Riske-Amritraj v Pia Lovric | 7-5,6-3 |
| ITF W15 Warmbad-Villach | 2021/08/22 08:55 | Anna Turati v Pia Lovric | 6-3,6-2 |
| ITF W15 Warmbad-Villach | 2021/08/21 09:00 | Yeon Woo Ku v Pia Lovric | 2-6,6-3,0-6 |
| 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 |