| ITF W60 Shenzhen | 03/11 02:00 | 45 | [415] Eudice Chong v Nika Kukharchuk [422] | 6-3,6-4 | |
| ITF W15 Nanchang | 03/08 03:00 | 27 | Nika Kukharchuk v Siqi Cao | 2-6,6-3,4-6 | |
| ITF W15 Nanchang | 03/07 04:20 | 26 | [422] Nika Kukharchuk v Jiahui Chen [438] | 6-3,6-2 | |
| ITF W15 Nanchang | 03/06 04:00 | 25 | Nika Kukharchuk v WanNing Zhu | 6-1,6-0 | |
| ITF W100 Midland | 01/28 16:55 | 45 | [423] Nika Kukharchuk v Carolina M R Alves [353] | 4-6,6-1,7-10 | |
| ITF Women Navi Mumbai | 12/18 09:00 | 25 | [275] Katarzyna Kawa v Nika Kukharchuk [429] | 6-2,6-3 | |
| ITF Women Pune | 12/10 06:10 | 25 | [250] Chieh-Yu Hsu v Nika Kukharchuk [392] | 7-6,7-5 | |
| ITF Women Solapur | 12/01 09:55 | 54 | Nika Kukharchuk v Gozal Ainitdinova | 3-6,6-0,2-6 | |
| ITF Women Pune | 11/25 05:30 | 54 | [394] Nika Kukharchuk v Maria Marfutina [370] | 3-6,1-6 | |
| ITF Women Pune | 11/24 09:50 | 54 | [394] Nika Kukharchuk v Pei-Chi Lee [406] | 6-2,6-3 | |
| ITF Women Colina | 11/05 14:00 | 25 | [398] Nika Kukharchuk v Quinn Gleason [445] | 1-6,4-6 | |
| ITF Women Florence | 10/17 15:15 | 25 | [317] Paula C Goncalves v Nika Kukharchuk [390] | 6-0,6-1 | |
| ITF Women Templeton | 09/23 22:40 | 54 | [373] Nika Kukharchuk v Hanna Chang [495] | 1-6,1-6 | |
| ITF Women Lubbock | 09/18 22:10 | 25 | [373] Nika Kukharchuk v Grace Min [248] | 2-6,3-6 | |
| WTA Quebec City | 09/08 19:30 | 45 | [378] Nika Kukharchuk v Victoria Duval [235] | 2-6,2-6 | |
| ITF Women Landisville Qual | 08/05 16:20 | 54 | [372] Nika Kukharchuk v Maria Sanchez [258] | 5-7,3-6 | |
| WTA Washington Qual | 07/28 19:00 | 64 | [373] Nika Kukharchuk v Allie Kiick [201] | 2-6,0-6 | |
| WTA Nanchang Qual | 07/21 09:00 | 45 | [216] Karman Thandi v Nika Kukharchuk [387] | 6-3,6-1 | |
| ITF Women Astana | 07/18 05:00 | 26 | [256] Olga Doroshina v Nika Kukharchuk [387] | 6-2,6-0 | |
| ITF Women Astana | 07/16 04:00 | 25 | Anna Morgina v Nika Kukharchuk | 7-5,3-6,2-6 | |
| ITF Women Tianjin | 07/09 04:35 | 25 | [397] Nika Kukharchuk v Jing-Jing Lu [179] | 6-4,3-6,0-6 | |
| ITF Women Naiman | 07/04 02:00 | 26 | [397] Nika Kukharchuk v Karman Kaur Thandi [225] | 2-6,4-6 | |
| ITF Women Naiman | 07/03 03:55 | 25 | Nika Kukharchuk v Mei Xu Wu | 6-4,6-4 | |
| ITF Women Baton Rouge | 06/23 15:00 | 28 | [396] Astra Sharma v Nika Kukharchuk [447] | 6-3,6-2 | |
| ITF Women Baton Rouge | 06/22 14:00 | 27 | Connie Ma v Nika Kukharchuk | 7-6,3-6,4-6 | |
| ITF Women Baton Rouge | 06/21 16:45 | 26 | Cori Gauff v Nika Kukharchuk | 5-7,3-6 | |
| ITF Women Baton Rouge | 06/20 20:05 | 25 | Hailey Baptiste v Nika Kukharchuk | 4-6,4-6 | |
| ITF Women Bethany Beach | 06/05 16:35 | 25 | [197] Grace Min v Nika Kukharchuk [452] | 6-4,6-0 | |
| ITF Women Luzhou | 05/31 02:00 | 26 | Nika Kukharchuk v Ao Gai | 6-7,6-7 | |
| ITF Women Luzhou | 05/29 05:10 | 25 | Hanyu Guo v Nika Kukharchuk | 3-6,6-7 |