[134] Marta Kostyuk 3-6,6-4,2-6 Arruabarrena, L. [80] 2018-05-05 12:30
Stadium: Manolo Santana Stadium Round: 24 Ground: Clay
Home History
| WTA Prague Qual | 2018/04/28 08:00 | Elena-Gabriela Ruse v Marta Kostyuk | 2-6,7-5,6-3 |
| WTA - Stuttgart | 2018/04/26 12:55 | Marta Kostyuk v Caroline Garcia | 1-6,6-3,5-7 |
| WTA - Stuttgart | 2018/04/24 09:30 | Marta Kostyuk v Lottner, Antonia | 6-4,6-1 |
| WTA Stuttgart Qual | 2018/04/23 11:00 | Alize Cornet v Marta Kostyuk | 6-4,2-6,3-6 |
| WTA Stuttgart Qual | 2018/04/21 16:50 | Julia Middendorf v Marta Kostyuk | 1-6,2-6 |
| Shenzhen, Simples W-WITF-CHN-02A | 2018/03/17 03:00 | Anna Kalinskaya v Marta Kostyuk | 6-2,6-2 |
| Shenzhen, Simples W-WITF-CHN-02A | 2018/03/16 04:30 | Marta Kostyuk v Luksika Kumkhum | 1-6,7-6,6-2 |
| Shenzhen, Simples W-WITF-CHN-02A | 2018/03/14 02:30 | Fang Ying Xun v Marta Kostyuk | 2-6,6-1,4-6 |
Away History
| WTA - Rabat | 2018/05/01 10:00 | Aleksandra Krunic v Arruabarrena, L. | 6-2,6-7,6-2 |
| WTA - Bogota | 2018/04/15 17:00 | Anna Karolina Schmiedlova v Arruabarrena, L. | 6-2,6-4 |
| WTA - Bogota | 2018/04/14 20:55 | Arruabarrena, L. v Dalila Jakupovic | 6-1,6-2 |
| WTA - Bogota | 2018/04/13 16:45 | Arruabarrena, L. v Larsson, Johanna | 6-1,6-3 |
| WTA - Bogota | 2018/04/13 14:00 | Arruabarrena, L. v Sara Sorribes Tormo | 6-0,6-1 |
| WTA - Bogota | 2018/04/11 15:00 | Arruabarrena, L. v Victoria Rodriguez | 6-2,7-6 |
| WTA - Charleston | 2018/04/04 23:00 | Arruabarrena, L. v Madison Keys | 1-6,6-3,3-6 |
| WTA - Miami | 2018/03/20 21:25 | Bernarda Pera v Arruabarrena, L. | 7-5,6-4 |