Stadium: Court 1 Round: 25
| ITF Women Brno | 2018/09/26 09:20 | Markova, Johana v Kubanova, Karolina | 6-3,6-1 |
| ITF Women Ricany | 2018/08/28 10:55 | Markova, Johana v Kubanova, Karolina | 5-7,3-6 |
| ITF Women Milovice | 2018/11/27 10:50 | Kubanova, Karolina v Krizova, Katerina | 6-4,4-6,5-7 |
| ITF Women Milovice | 2018/11/26 12:30 | Kubanova, Karolina v Zelic, Iva | 2-6,6-2,6-0 |
| ITF Women Brno | 2018/09/26 09:20 | Markova, Johana v Kubanova, Karolina | 6-3,6-1 |
| ITF Women Brno | 2018/09/24 10:00 | Kubanova, Karolina v Hajkova, Klara | 6-3,4-6,7-5 |
| ITF Women Frydek Mistek | 2018/09/13 09:00 | Pantuckova, Gabriela v Kubanova, Karolina | 6-2,7-5 |
| Prague, Singles W-WITF-CZE-06A | 2018/09/04 08:30 | Nicole Gadient v Kubanova, Karolina | 6-2,6-3 |
| ITF Women Ricany | 2018/08/30 08:00 | Kubanova, Karolina v Vlkovska, Veronika | 3-6,6-4,6-7 |
| ITF Women Ricany | 2018/08/28 10:55 | Markova, Johana v Kubanova, Karolina | 5-7,3-6 |
| ITF Women Petange | 2018/11/01 15:00 | Scholsen, Helene v Markova, Johana | 7-6,6-1 |
| ITF Women Petange | 2018/10/31 10:40 | Berfu Cengiz v Markova, Johana | 4-6,4-6 |
| ITF Women Petange | 2018/10/30 09:00 | Markova, Johana v Samsonova, Liudmila | 6-2,6-2 |
| ITF Women Petange | 2018/10/28 10:00 | Markova, Johana v Yana Morderger | 6-3,7-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/10/21 07:00 | Markova, Johana v Emma Raducanu | 4-6,2-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/10/20 07:00 | Timea Jaruskova v Markova, Johana | 3-6,1-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/10/19 07:00 | Markova, Johana v Nika Radisic | 6-2,6-1 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/10/18 07:00 | Markova, Johana v Fabienne Gettwart | 6-3,6-4 |