| WTA - Austin | 03/02 20:30 | 26 | [52] Marta Kostyuk v Madison Brengle [95] | 6-3,3-6,6-0 | |
| WTA - Austin | 02/28 21:45 | 25 | [52] Marta Kostyuk v Dalma Galfi [83] | 7-5,6-1 | |
| WTA - Dubai | 02/21 12:30 | 25 | [9] Belinda Bencic v Marta Kostyuk [55] | 6-7,7-6,6-4 | |
| WTA - Dubai | 02/19 16:30 | 24 | [196] Ipek Oz v Marta Kostyuk [55] | 6-4,4-6,2-6 | |
| WTA - Abu Dhabi | 02/08 15:00 | 26 | [57] Marta Kostyuk v Belinda Bencic [9] | 4-6,5-7 | |
| WTA - Abu Dhabi | 02/06 12:30 | 25 | [57] Marta Kostyuk v Sorana Cirstea [63] | 6-2,1-6,6-2 | |
| WTA - Hua Hin | 02/03 13:00 | 27 | [42] Bianca Andreescu v Marta Kostyuk [60] | 6-0,7-6 | |
| WTA - Hua Hin | 02/02 07:00 | 26 | [139] Nao Hibino v Marta Kostyuk [60] | 3-6,6-7 | |
| WTA - Hua Hin | 01/31 10:50 | 25 | [364] En Shuo Liang v Marta Kostyuk [60] | 7-6,3-6,0-6 | |
| Australian Open - Frauen | 01/20 04:00 | 25 | [3] Jessica Pegula v Marta Kostyuk [61] | 6-0,6-2 | |
| Australian Open - Frauen | 01/18 10:15 | 24 | [199] Olivia Gadecki v Marta Kostyuk [61] | 2-6,1-6 | |
| Australian Open - Frauen | 01/16 00:00 | 23 | [61] Marta Kostyuk v Amanda Anisimova [27] | 6-3,6-4 | |
| WTA - Adelaide 2 | 01/07 05:45 | 14 | [69] Marta Kostyuk v Shelby Rogers [47] | 3-6,3-6 | |
| WTA - Adelaide | 01/06 08:00 | 27 | [2] Ons Jabeur v Marta Kostyuk [69] | 7-6,7-5 | |
| WTA - Adelaide | 01/04 05:50 | 26 | [69] Marta Kostyuk v Elena Rybakina [21] | 6-7,6-2,6-3 | |
| WTA - Adelaide | 01/02 06:30 | 25 | [162] Jaimee Fourlis v Marta Kostyuk [69] | 1-6,6-3,4-6 | |
| WTA - Adelaide | 01/01 03:45 | 19 | [52] Mayar Sherif v Marta Kostyuk [69] | 3-6,1-6 | |
| WTA - Adelaide | 12/31 05:50 | 45 | [105] Cristina Bucsa v Marta Kostyuk [69] | 6-7,4-6 | |
| WTA - Limoges | 12/14 10:20 | 26 | [71] Marta Kostyuk v Clara Tauson [115] | 6-7,4-6 | |
| WTA - Limoges | 12/12 15:45 | 25 | [71] Marta Kostyuk v Joanna Garland [258] | 6-2,6-3 | |
| Billie Jean King Cup | 11/12 03:55 | 64 | [105] Moyuka Uchijima v Marta Kostyuk [70] | 0-6,3-6 | |
| Billie Jean King Cup | 11/11 05:50 | 64 | [180] Misaki Doi v Marta Kostyuk [70] | 6-7,4-6 | |
| WTA - Guadalajara | 10/19 00:00 | 25 | [58] Marta Kostyuk v Maria Sakkari [6] | 4-6,4-6 | |
| WTA - Guadalajara | 10/17 18:55 | 24 | [58] Marta Kostyuk v Aliaksandra Sasnovich [32] | 6-1,6-3 | |
| WTA - Cluj-Napoca | 10/10 17:10 | 25 | [78] Jasmine Paolini v Marta Kostyuk [56] | 5-7,6-3,6-4 | |
| WTA - Ostrava | 10/01 11:35 | 14 | Marta Kostyuk v Anastasia Zakharova | Cancelled | |
| WTA - Tallinn | 09/28 17:20 | 26 | [27] Barbora Krejcikova v Marta Kostyuk [56] | 7-5,6-3 | |
| WTA - Tallinn | 09/26 09:20 | 25 | [56] Marta Kostyuk v Bernarda Pera [45] | 6-4,4-6,6-3 | |
| WTA - Portoroz | 09/12 12:10 | 25 | [24] Ekaterina Alexandrova v Marta Kostyuk [54] | 7-6,5-7,7-5 | |
| US Open - Damen | 09/01 15:00 | 24 | [65] Marta Kostyuk v Victoria Azarenka [26] | 2-6,3-6 |
Wikipedia - Marta Kostjuk
Marta Olehiwna Kostjuk (ukrainisch Марта Олегівна Костюк; engl. Transkription Marta Kostyuk; * 28. Juni 2002 in Kiew) ist eine ukrainische Tennisspielerin.