| ITF W25 - Loughborough | 01/10 13:40 | 25 | Mara Guth v Justina Mikulskyte | 3-6,1-6 | |
| WTA Angers | 12/04 10:00 | 14 | Emeline Dartron v Justina Mikulskyte | 6-2,6-0 | |
| ITF W60 - Meitar | 11/15 12:50 | 25 | Justina Mikulskyte v Maria Fernanda Navarro | 6-4,0-6,4-6 | |
| ITF W25 - Haabneeme | 11/02 08:00 | 25 | [265] Justina Mikulskyte v Ulrikke Eikeri [391] | 0-6,0-6 | |
| ITF W25 - Fort Worth | 10/19 15:00 | 25 | Alicia Herrero Linana v Justina Mikulskyte | 7-5,6-0 | |
| ITF W25 - Florence | 10/12 13:55 | 25 | [469] Tiphanie Fiquet v Justina Mikulskyte [274] | 6-4,3-6,6-1 | |
| ITF W25 - Redding | 10/06 20:45 | 26 | Justina Mikulskyte v McCartney Kessler | 6-2,6-7,4-6 | |
| ITF W25 - Redding | 10/05 21:05 | 25 | Justina Mikulskyte v Carolyn Campana | 6-2,6-2 | |
| ITF W25 - Austin | 09/29 18:30 | 26 | Justina Mikulskyte v Tatum Evans | 3-6,4-6 | |
| ITF W25 - Austin | 09/28 15:00 | 25 | Justina Mikulskyte v Sabina Zeynalova | 6-4,6-2 | |
| WTA Seoul | 09/17 05:05 | 14 | [343] Lulu Sun v Justina Mikulskyte [271] | 6-4,6-4 | |
| WTA Chennai | 09/11 12:35 | 19 | [258] Justina Mikulskyte v En Shuo Liang [357] | 1-6,1-6 | |
| WTA Chennai | 09/10 08:55 | 45 | [258] Justina Mikulskyte v Riya Bhatia [483] | 6-4,6-0 | |
| ITF W25 - Trieste | 08/29 15:20 | 25 | [258] Justina Mikulskyte v Nuria Brancaccio [433] | 3-6,6-1,1-6 | |
| ITF W60 - Prerov | 08/23 11:40 | 25 | [258] Justina Mikulskyte v Rebecca Sramkova [304] | 2-6,2-6 | |
| ITF W25 - Pärnu | 08/13 11:00 | 28 | [334] Weronika Falkowska v Justina Mikulskyte [264] | 1-6,6-1,6-4 | |
| ITF W25 - Pärnu | 08/12 10:55 | 27 | [384] Michaela Bayerlova v Justina Mikulskyte [264] | 6-1,2-6,3-6 | |
| ITF W25 - Pärnu | 08/11 08:00 | 26 | Luisa Meyer Auf Der Heide v Justina Mikulskyte | 2-6,4-6 | |
| ITF W25 - Pärnu | 08/10 09:45 | 25 | Miriana Tona v Justina Mikulskyte | 3-6,2-6 | |
| ITF W60 - Vitoria-Gasteiz | 07/21 11:00 | 26 | [269] Justina Mikulskyte v En Shuo Liang [349] | 6-7,4-6 | |
| ITF W60 - Vitoria-Gasteiz | 07/20 10:30 | 25 | Justina Mikulskyte v Verena Meliss | Retired | |
| ITF W25 - Roehampton | 07/15 11:10 | 28 | [197] Lesley Pattinama Kerkhove v Justina Mikulskyte [242] | 6-3,6-1 | |
| ITF W25 - Roehampton | 07/14 09:30 | 27 | Justina Mikulskyte v Eliz Maloney | 6-3,7-5 | |
| ITF W25 - Roehampton | 07/13 12:00 | 26 | Justina Mikulskyte v Emma Wilson | 6-1,6-1 | |
| ITF W25 - Roehampton | 07/12 14:05 | 25 | Justina Mikulskyte v Ruby Cooling | 6-4,6-2 | |
| ITF W25 - Corroios-Seixal | 07/08 10:00 | 27 | [99] Lin Zhu v Justina Mikulskyte [243] | 6-0,6-3 | |
| ITF W25 - Corroios-Seixal | 07/07 13:05 | 26 | [312] Pemra Ozgen v Justina Mikulskyte [243] | 2-6,1-6 | |
| ITF W25 - Corroios-Seixal | 07/06 09:30 | 25 | Maria Santos v Justina Mikulskyte | 1-6,4-6 | |
| ITF W25 - Palma del Rio | 06/29 17:30 | 25 | Sofia Shapatava v Justina Mikulskyte | 6-3,1-6,6-4 | |
| Wimbledon - Damer | 06/21 11:30 | 14 | [248] Justina Mikulskyte v Sachia Vickery [244] | 6-1,3-6,4-6 |