Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF - W25 Platja D’Aro | 2021/05/16 07:30 | Amanda Carreras v Justina Mikulskyte | 7-6,6-2 |
| ITF - W60 Saint-Gaudens | 2021/05/10 14:50 | Tessah Andrianjafitrimo v Justina Mikulskyte | 6-4,6-2 |
| ITF - W25 Oeiras | 2021/04/28 12:50 | Justina Mikulskyte v Beatriz Haddad Maia | 2-6,6-7 |
| ITF - W25 Oeiras | 2021/04/27 08:55 | Justina Mikulskyte v Adrienn Nagy | 3-6,6-2,10-5 |
| ITF - W25 Oeiras | 2021/04/25 13:00 | Justina Mikulskyte v Maria Santos | 6-1,6-3 |
| UTR Pro Tennis Series Barcelona - ženy | 2021/04/18 08:30 | Justina Mikulskyte v Oana Georgeta Simion | 6-2,6-4 |
| UTR Pro Tennis Series Barcelona - ženy | 2021/04/17 08:30 | Oksana Selekhmeteva v Justina Mikulskyte | 5-7,7-6,2-6 |
| UTR Pro Tennis Series Barcelona - ženy | 2021/04/16 12:30 | Eva Martinez Regalado v Justina Mikulskyte | 2-6,1-6 |
| ITF W25 SM de Montbui | 2021/05/25 09:00 | Mihaela Djakovic v Nina Rudiukova | 4-6,6-2,3-10 |
| ITF W25 SM de Montbui | 2021/05/24 09:00 | Paula Ortega Redondo v Nina Rudiukova | 3-6,1-6 |
| ITF - W15 Villena | 2021/02/08 12:30 | Lea Tholey v Nina Rudiukova | 6-1,7-5 |
| ITF - W15 Villena | 2021/02/07 11:00 | Carmen Garri Murcia v Nina Rudiukova | 4-6,1-6 |
| ITF - W15 Manacor | 2021/01/31 11:00 | Nina Rudiukova v Nastasja Schunk | 4-6,4-6 |
| ITF - W15 Manacor | 2021/01/24 12:00 | Lisa Pigato v Nina Rudiukova | 6-1,6-3 |
| ITF Women Castellon | 2020/11/01 11:30 | Natalia Orlova v Nina Rudiukova | 6-0,7-6 |
| ITF - W15 Platja D'Aro | 2020/10/25 11:00 | Paula Ortega Redondo v Nina Rudiukova | 6-4,6-3 |