Stadium: Court 2 Round: 25
| WTA Luxembourg | 2018/10/15 13:50 | Vera Lapko v Carina Witthoeft | 6-4,5-7,6-4 |
| WTA Linz | 2018/10/07 12:10 | Carina Witthoeft v Valentini Grammatikopoulou | 7-6,2-6,3-6 |
| ITF Women Valencia | 2018/09/25 16:55 | Carina Witthoeft v Jasmine Paolini | 3-6,4-6 |
| ITF Women Biarritz | 2018/09/13 15:00 | Carina Witthoeft v Rebecca Sramkova | 6-7,6-7 |
| ITF Women Biarritz | 2018/09/12 13:25 | Carina Witthoeft v Elitsa Kostova | 6-4,7-6 |
| US Open Women | 2018/08/29 23:05 | Serena Williams v Carina Witthoeft | 6-2,6-2 |
| US Open Women | 2018/08/27 23:40 | Caroline Dolehide v Carina Witthoeft | 3-6,6-7 |
| WTA New Haven | 2018/08/18 19:15 | Pauline Parmentier v Carina Witthoeft | 7-5,6-2 |
| WTA Limoges | 2018/11/06 14:45 | Viktoriya Tomova v Monica Niculescu | 5-7,3-6 |
| ITF Women Suzhou | 2018/10/18 05:05 | Katie Swan v Viktoriya Tomova | 3-6,7-6,3-6 |
| WTA Hong Kong | 2018/10/10 13:10 | Viktoriya Tomova v Kristina Kucova | 1-6,0-6 |
| WTA Hong Kong | 2018/10/08 07:00 | Viktoriya Tomova v Dalila Jakupovic | 6-3,2-6,7-6 |
| WTA Hong Kong | 2018/10/07 02:00 | Ons Jabeur v Viktoriya Tomova | 6-2,6-1 |
| WTA Hong Kong | 2018/10/06 02:00 | Mayo Hibi v Viktoriya Tomova | 2-6,4-6 |
| WTA Tashkent | 2018/09/22 06:00 | Viktoriya Tomova v Dejana Radanovic | 2-6,4-6 |
| ITF Women Zagreb | 2018/09/06 10:40 | Paula Ormaechea v Viktoriya Tomova | 5-7,6-2,6-4 |