| ITF W75 - Koper | 04/19 10:40 | 27 | [227] Justina Mikulskyte v Chloe Paquet [154] | 6-3,1-6,4-6 | |
| ITF W75 - Koper | 04/18 09:25 | 26 | [300] Anastasiya Konstantinovna Soboleva v Justina Mikulskyte [227] | 6-2,3-6,3-6 | |
| ITF W75 - Koper | 04/17 16:40 | 25 | [242] Gergana Topalova v Justina Mikulskyte [227] | Retired | |
| Billie Jean King Cup | 04/13 10:25 | 2 | [214] Lea Boskovic v Justina Mikulskyte [223] | 3-6,6-2,7-5 | |
| Billie Jean King Cup | 04/11 10:45 | 2 | [223] Justina Mikulskyte v Mayar Sherif [72] | 2-6,1-6 | |
| Billie Jean King Cup | 04/10 09:50 | 2 | Justina Mikulskyte v Dea Herdzelas | 6-4,6-2 | |
| Billie Jean King Cup | 04/09 10:35 | 2 | [223] Justina Mikulskyte v Lina Glushko [424] | 6-2,6-2 | |
| Billie Jean King Cup | 04/08 11:40 | 2 | Justina Mikulskyte v Aya El Aouni | 5-7,6-1,6-0 | |
| ITF W75 - Split | 04/03 09:00 | 26 | [227] Justina Mikulskyte v Jana Fett [171] | 1-6,4-6 | |
| ITF W75 - Split | 04/02 13:00 | 25 | [227] Justina Mikulskyte v Julia Middendorf [372] | 6-2,6-3 | |
| ITF W75 - Croissy-Beaubourg | 03/26 10:50 | 25 | [225] Justina Mikulskyte v Emily Appleton [407] | 6-2,6-7,1-6 | |
| ITF W35 - Indore | 03/15 04:30 | 27 | [486] Shrivalli Rashmikaa Bhamidipaty v Justina Mikulskyte [249] | 6-0,6-0 | |
| ITF W35 - Indore | 03/14 05:40 | 26 | [241] Yasmine Mansouri v Justina Mikulskyte [249] | 3-6,5-7 | |
| ITF W35 - Indore | 03/12 07:05 | 25 | [475] Dayeon Back v Justina Mikulskyte [249] | 6-4,4-6,2-6 | |
| ITF W35 - Nagpur | 03/06 06:30 | 25 | [249] Justina Mikulskyte v Mei Yamaguchi [465] | 5-7,2-6 | |
| ITF W35 - Gurugram | 03/03 04:30 | 29 | [251] Justina Mikulskyte v Yeonwoo Ku [448] | 6-0,6-1 | |
| ITF W35 - Gurugram | 03/02 05:30 | 28 | [214] Dalila Jakupovic v Justina Mikulskyte [251] | 4-6,6-2,6-7 | |
| ITF W35 - Gurugram | 03/01 05:00 | 27 | Justina Mikulskyte v Ekaterina Kazionova | 6-3,6-3 | |
| ITF W35 - Gurugram | 02/29 06:45 | 26 | [251] Justina Mikulskyte v Yasmine Mansouri [243] | 6-1,7-6 | |
| ITF W35 - Gurugram | 02/27 07:15 | 25 | Justina Mikulskyte v Daria Kudashova | 4-6,6-2,6-3 | |
| ITF W50 - Roehampton | 02/15 11:55 | 26 | [194] Antonia Ruzic v Justina Mikulskyte [241] | 6-4,6-2 | |
| ITF W50 - Roehampton | 02/13 12:55 | 25 | [469] Laura Hietaranta v Justina Mikulskyte [241] | 2-6,6-2,3-6 | |
| ITF W50 - Edgbaston | 02/06 11:25 | 25 | Justina Mikulskyte v Eliz Maloney | 4-6,4-6 | |
| ITF W50 - Porto | 01/31 10:30 | 25 | [240] Justina Mikulskyte v Jana Fett [191] | 6-7,1-6 | |
| ITF W40 - Navi Mumbai | 12/28 04:25 | 26 | Justina Mikulskyte v Daria Kudashova | 2-6,6-1,1-6 | |
| ITF W40 - Navi Mumbai | 12/27 04:30 | 25 | Justina Mikulskyte v Hiromi Abe | 6-3,7-5 | |
| ITF W60 - Vacaria | 12/13 18:55 | 26 | [379] Nicole Fossa Huergo v Justina Mikulskyte [263] | 6-3,6-4 | |
| ITF W60 - Vacaria | 12/12 18:55 | 25 | [350] Daria Lodikova v Justina Mikulskyte [263] | 3-6,4-6 | |
| ITF W25 - Mogi Das Cruzes | 12/10 13:30 | 29 | [259] Justina Mikulskyte v Francisca Jorge [266] | 1-6,1-6 | |
| ITF W25 - Mogi Das Cruzes | 12/09 13:30 | 28 | [259] Justina Mikulskyte v Maria Mateas [297] | 6-2,6-1 |