Round: 25 Ground: Hardcourt outdoor
| ITF W25 Oeiras | 2021/04/30 12:30 | Diana Marcinkevica v Marina Melnikova | 1-6,6-4,3-6 |
| ITF W25 Sharm El Sheikh | 2022/02/09 15:10 | Diana Marcinkevica v Hong Yi Cody Wong | 1-6,2-6 |
| ITF W25 Sharm El Sheikh | 2022/02/02 12:05 | Diana Marcinkevica v Ysaline Bonaventure | 0-6,1-6 |
| ITF W25 Navi Mumbai | 2022/01/02 04:30 | Diana Marcinkevica v Ekaterina Reyngold | 3-6,2-6 |
| ITF W25 Navi Mumbai | 2022/01/01 04:30 | Diana Marcinkevica v Naho Sato | 6-2,7-5 |
| ITF W25 Navi Mumbai | 2021/12/31 04:30 | Zeel Desai v Diana Marcinkevica | 6-7,4-6 |
| ITF W25 Navi Mumbai | 2021/12/30 04:00 | Sowjanya Bavisetti v Diana Marcinkevica | 7-6,4-6,1-6 |
| ITF W25 Navi Mumbai | 2021/12/28 05:00 | Shrivalli Rashmikaa Bhamidipaty v Diana Marcinkevica | 2-6,4-6 |
| ITF W25 Pune | 2021/12/25 05:00 | Diana Marcinkevica v Moyuka Uchijima | 2-6,5-7 |
| ITF W25 Sharm El Sheikh | 2022/02/11 09:35 | Natalija Stevanovic v Marina Melnikova | 6-7,6-4,1-6 |
| ITF W25 Sharm El Sheikh | 2022/02/10 10:00 | Sandra Samir v Marina Melnikova | 3-6,6-3,4-6 |
| ITF W25 Sharm El Sheikh | 2022/02/09 15:35 | Ipek Oz v Marina Melnikova | 2-6,0-6 |
| ITF W25 Sharm El Sheikh | 2022/02/04 07:55 | Marina Melnikova v Lucrezia Stefanini | 4-6,6-4,3-6 |
| ITF W25 Sharm El Sheikh | 2022/02/03 11:40 | Yuliya Hatouka v Marina Melnikova | 4-6,3-6 |
| ITF W25 Sharm El Sheikh | 2022/02/02 11:00 | Anhzelika Isaeva v Marina Melnikova | 6-3,1-6,5-7 |
| Australian Open Women | 2022/01/10 00:50 | Kimberly Birrell v Marina Melnikova | 7-6,3-6,6-1 |
| ITF W60 Traralgon | 2022/01/05 23:00 | Anastasia Zakharova v Marina Melnikova | 6-1,4-6,6-1 |