Stadium: Court RSPL Round: 44 Ground: Hardcourt outdoor
| ITF W15 Antalya | 2021/01/31 06:30 | Yuliana Lizarazo v Mariia Antoniuk | 6-0,6-0 |
| ITF W15 Antalya | 2021/01/17 09:00 | Mariia Antoniuk v Alexandra Vasilyeva | 0-6,4-6 |
| ITF W15 Antalya | 2021/01/10 06:00 | Mariia Antoniuk v Valentina Gaggini | 2-6,1-6 |
| ITF W15 Antalya | 2021/01/04 07:00 | Duru Soke v Mariia Antoniuk | 6-0,6-1 |
| ITF W15 Monastir | 2020/09/27 10:00 | Ghalia Guizani v Mariia Antoniuk | 6-2,7-6 |
| ITF W15 Monastir | 2020/09/20 11:00 | Zoe Bourbotte v Mariia Antoniuk | 6-1,6-0 |
| ITF W15 Monastir | 2020/09/15 14:05 | Mariia Antoniuk v Lian Tran | 0-6,1-6 |
| ITF W25 Montemor-O-Novo | 2020/08/30 13:30 | Mariia Antoniuk v Olivia Gram | 2-6,2-6 |