Stadium: Court 6 Round: 25 Ground: Hardcourt indoor
| ITF W25 Karaganda | 2021/10/20 06:25 | Anastasia Kovaleva v Marianna Zakarlyuk | 6-2,6-4 |
| UTR Pro Tennis Series Zadar Women | 2021/08/13 08:00 | Marianna Zakarlyuk v Zdena Safarova | 7-5,2-5 |
| UTR Pro Tennis Series Zadar Women | 2021/08/12 10:30 | Marianna Zakarlyuk v Zuzana Zlochova | 1-6,2-6 |
| UTR Pro Tennis Series Zadar Women | 2021/08/11 09:30 | Katarina Zuzul v Marianna Zakarlyuk | 1-6,3-6 |
| UTR Pro Tennis Series Zadar Women | 2021/08/10 08:00 | Matea Mamic v Marianna Zakarlyuk | 4-6,6-1,3-5 |
| ITF W25 Kyiv | 2021/07/22 10:00 | Fanny Stollar v Marianna Zakarlyuk | 6-1,6-4 |
| ITF W25 Kyiv | 2021/07/21 08:00 | Maria Sara Popa v Marianna Zakarlyuk | 4-6,4-6 |
| ITF W60 Nur-Sultan | 2021/07/15 03:50 | Ekaterina Shalimova v Marianna Zakarlyuk | 6-1,6-3 |
| ITF W25 Netanya | 2021/10/20 09:10 | Valeriya Yushchenko v Matilda Mutavdzic | 3-6,5-7 |
| ITF W15 Cairo | 2021/10/01 10:30 | Valeriya Yushchenko v Martina Capurro Taborda | 4-6,2-6 |
| ITF W15 Cairo | 2021/09/30 08:30 | Valeriya Yushchenko v Yasmin Ezzat | 6-1,6-2 |
| ITF W15 Cairo | 2021/09/29 11:35 | Valeriya Yushchenko v Hla El-Sakka | 6-2,6-2 |
| ITF W15 Cairo | 2021/09/26 08:00 | Valeriya Yushchenko v Anastasia Zolotareva | 2-6,1-6 |
| ITF W15 Cairo | 2021/09/25 08:00 | Valeriya Yushchenko v Giulia Crescenzi | 7-5,6-3 |
| ITF W15 Cairo | 2021/09/24 08:00 | Valeriya Yushchenko v Diletta Cherubini | 6-3,6-4 |
| ITF W15 Cairo | 2021/09/23 08:00 | Valeriya Yushchenko v Lisa-Marie Rioux | 6-7,6-4,6-3 |