[111] Mona Barthel 4-6,1-6 Petra Martic [47] 2018-09-09 16:00
Stadium: Court 1 Round: 29 Ground: Hardcourt outdoor
Home History
| WTA Chicago | 2018/09/07 16:30 | Mona Barthel v Dayana Yastremska | 6-2,7-6 |
| WTA Chicago | 2018/09/06 15:00 | Zarina Diyas v Mona Barthel | 2-6,6-3,3-6 |
| WTA Chicago | 2018/09/04 17:10 | Lin Zhu v Mona Barthel | 7-5,2-6,4-6 |
| US Open Women | 2018/08/28 21:20 | Marketa Vondrousova v Mona Barthel | 6-1,6-4 |
| US Open Women | 2018/08/24 15:00 | Mona Barthel v Francesca Di Lorenzo | 4-6,2-6 |
| US Open Women | 2018/08/23 15:00 | Mona Barthel v Silvia Soler-Espinosa | 4-6,7-6,6-0 |
| US Open Women | 2018/08/21 15:00 | Mona Barthel v Lucie Hradecka | 7-5,2-6,6-1 |
| ITF Women Prague | 2018/07/27 09:00 | Mona Barthel v Iga Swiatek | 2-6,3-6 |
Away History
| WTA Chicago | 2018/09/08 17:30 | Tatjana Maria v Petra Martic | 1-6,2-6 |
| WTA Chicago | 2018/09/07 19:15 | Varvara Lepchenko v Petra Martic | 5-7,6-7 |
| WTA Chicago | 2018/09/06 17:25 | Sesil Karatantcheva v Petra Martic | 4-6,2-6 |
| WTA Chicago | 2018/09/05 17:10 | Jamie Loeb v Petra Martic | 1-6,3-6 |
| US Open Women | 2018/08/27 21:05 | Petra Martic v Lucie Safarova | 4-6,4-6 |
| WTA Cincinnati | 2018/08/16 01:45 | Amanda Anisimova v Petra Martic | 6-4,6-3 |
| WTA Cincinnati | 2018/08/14 22:40 | Petra Martic v Daria Kasatkina | 4-6,6-4,6-3 |
| WTA Cincinnati Qual | 2018/08/12 17:35 | Petra Martic v Bernarda Pera | 6-2,6-1 |