| ITF Damen - W60 - Torun | 06/07 10:00 | 27 | [206] Marta Kostyuk v Anhelina Kalinina [151] | 1-6,6-3,6-3 | |
| ITF Damen - W60 - Torun | 06/06 11:30 | 26 | [191] Paula Ormaechea v Marta Kostyuk [206] | 4-6,6-4,6-7 | |
| ITF Damen - W60 - Torun | 06/04 12:00 | 25 | [206] Marta Kostyuk v Nuria Parrizas-Diaz [253] | 6-2,6-0 | |
| WTA - Straßburg | 05/23 12:20 | 27 | [24] Caroline Garcia v Marta Kostyuk [264] | 3-6,6-3,6-2 | |
| WTA - Straßburg | 05/22 10:15 | 26 | [264] Marta Kostyuk v Saisai Zheng [45] | 6-3,6-1 | |
| WTA - Straßburg | 05/20 12:35 | 25 | [266] Marie Benoit v Marta Kostyuk [264] | 4-6,1-6 | |
| WTA - Straßburg | 05/19 12:30 | 64 | [280] Marta Kostyuk v Jaqueline Cristian [247] | 6-1,6-2 | |
| WTA - Straßburg | 05/18 13:05 | 45 | [206] Shuyue Ma v Marta Kostyuk [280] | 5-7,2-6 | |
| ITF Damen - W60 - La Bisbal | 05/17 08:00 | 27 | [164] Xiyu Wang v Marta Kostyuk [280] | 7-5,7-5 | |
| ITF Damen - W60 - La Bisbal | 05/16 10:35 | 26 | [280] Marta Kostyuk v Stefanie Voegele [96] | 6-2,6-3 | |
| ITF Damen - W60 - La Bisbal | 05/15 10:10 | 25 | [280] Marta Kostyuk v Arina Rodionova [223] | 6-1,6-1 | |
| ITF Damen - W60 - La Bisbal | 05/13 14:20 | 45 | [280] Marta Kostyuk v Varvara Gracheva [302] | 6-3,1-6,10-1 | |
| ITF Damen - W60 - La Bisbal | 05/13 11:45 | 45 | [280] Marta Kostyuk v Miriam B Bulgaru [494] | 6-2,6-1 | |
| WTA - Madrid | 05/05 16:45 | 24 | [85] Kristyna Pliskova v Marta Kostyuk [320] | 3-6,6-3,6-2 | |
| WTA - Madrid | 05/04 09:00 | 46 | [320] Marta Kostyuk v Irina Bara [178] | 7-5,3-6,6-2 | |
| WTA - Madrid | 05/03 10:00 | 45 | [53] Amanda Anisimova v Marta Kostyuk [320] | 0-6,6-2,0-6 | |
| ITF W25 Chiasso | 04/27 13:30 | 28 | [269] Jaqueline Adina Cristian v Marta Kostyuk [249] | 4-6,6-1,6-3 | |
| ITF W25 Chiasso | 04/27 08:30 | 27 | [205] Kathinka Von Deichmann v Marta Kostyuk [249] | 7-6,2-6,6-7 | |
| ITF W25 Chiasso | 04/26 08:30 | 26 | [410] Caroline Werner v Marta Kostyuk [249] | 6-7,1-6 | |
| ITF W25 Chiasso | 04/25 08:25 | 25 | [391] Georgia Brescia v Marta Kostyuk [249] | 4-6,3-6 | |
| Fed Cup 2019 | 02/08 09:00 | - | Marta Kostyuk v Saara Orav | 6-3,6-0 | |
| Fed Cup 2019 | 02/07 09:00 | - | [195] Marta Kostyuk v Isabella Shinikova [251] | 7-5,6-4 | |
| ITF Damen - W60 - Launceston | 01/30 23:00 | 26 | [155] Marta Kostyuk v Maryna Zanevska [217] | 4-6,6-4,6-7 | |
| ITF Damen - W60 - Launceston | 01/28 23:00 | 25 | [155] Marta Kostyuk v Xiyu Wang [186] | 6-3,6-4 | |
| ITF Damen - W60 - Burnie | 01/24 00:00 | 26 | [116] Marta Kostyuk v Xiyu Wang [206] | 4-6,1-6 | |
| ITF Damen - W60 - Burnie | 01/23 02:05 | 25 | [116] Marta Kostyuk v Kai-Chen Chang [398] | 6-3,6-4 | |
| Australian Open - Frauen | 01/10 23:00 | 46 | [116] Marta Kostyuk v Paula Badosa Gibert [142] | 6-7,3-6 | |
| Australian Open - Frauen | 01/09 23:00 | 45 | [116] Marta Kostyuk v Amandine Hesse [241] | 6-3,6-2 | |
| Australian Open - Frauen | 01/08 01:10 | 44 | [116] Marta Kostyuk v Jana Cepelova [177] | 6-3,7-5 | |
| WTA - Brisbane | 12/29 01:20 | 46 | [140] Marie Bouzkova v Marta Kostyuk [119] | 6-3,6-1 |
Wikipedia - Marta Kostjuk
Marta Olehiwna Kostjuk (ukrainisch Марта Олегівна Костюк; engl. Transkription Marta Kostyuk; * 28. Juni 2002 in Kiew) ist eine ukrainische Tennisspielerin.