Stadium: Temesvari Court Round: 25 Ground: Clay
| WTA Budapest Qual | 2018/02/19 15:25 | Cepelova, Jana v Tamara Korpatsch | 6-2,7-6 |
| WTA Budapest Qual | 2018/02/18 18:40 | Cepelova, Jana v Dalma Galfi | 7-6,4-6,7-6 |
| Fed Cup, Groupe Mondial | 2018/02/11 14:00 | Cepelova, Jana v Vikhlyantseva, Natalia | 6-4,6-4 |
| St. Petersburg, Russia, Qualifying | 2018/01/28 10:20 | Vikhlyantseva, Natalia v Cepelova, Jana | 6-3,6-2 |
| St. Petersburg, Russia, Qualifying | 2018/01/27 08:00 | Cepelova, Jana v Sara Errani | 7-6,2-6,6-3 |
| ITF Women Andrezieux-Boutheon | 2018/01/23 12:00 | Garcia Perez, Georgina v Cepelova, Jana | 6-3,7-5 |
| Open d'Australie - Femmes | 2018/01/16 07:30 | Lauren Davis v Cepelova, Jana | 6-7,6-3,6-1 |
| WTA Hobart Qual | 2018/01/07 00:35 | Alison Van Uytvanck v Cepelova, Jana | 6-3,4-6,7-5 |
| WTA - Doha | 2018/02/14 14:50 | Caroline Wozniacki v Witthoeft, Carina | 6-2,6-0 |
| WTA - Doha | 2018/02/13 14:15 | Tatjana Maria v Witthoeft, Carina | 3-6,0-6 |
| Open d'Australie - Femmes | 2018/01/16 00:00 | Witthoeft, Carina v Caroline Garcia | 5-7,3-6 |
| WTA Sydney | 2018/01/09 01:00 | Stosur, Samantha v Witthoeft, Carina | 4-6,7-5,6-3 |
| Sydney, Australie, Qualifications | 2018/01/06 23:00 | Camila Giorgi v Witthoeft, Carina | 6-4,6-1 |
| Sydney, Australie, Qualifications | 2018/01/06 02:00 | Woolcock, Belinda v Witthoeft, Carina | 1-6,4-6 |
| Sydney, Australie, Qualifications | 2018/01/05 05:40 | Rodionova, Anastasia v Witthoeft, Carina | 1-6,4-6 |
| Brisbane, Australie | 2017/12/31 04:15 | Witthoeft, Carina v Aleksandra Krunic | 5-7,6-7 |