| Hodmezovasarhely, Simples W-WITF-HUN-06A | 2017/06/15 11:20 | Kostova, Elitsa v Alexandra Ignatik | 2-6,2-6 |
| Hodmezovasarhely, Simples W-WITF-HUN-06A | 2017/06/15 10:30 | Kostova, Elitsa v Cadantu, Alexandra | 2-6,2-5 |
| Hodmezovasarhely, Simples W-WITF-HUN-06A | 2017/06/13 12:05 | Kostova, Elitsa v Bukta, Agnes | 6-0,6-1 |
| WTA Bol | 2017/06/07 09:00 | Larsson, Johanna v Kostova, Elitsa | 6-2,6-3 |
| French Open Women Qual | 2017/05/25 08:00 | Kostova, Elitsa v Su Jeong Jang | 6-2,4-6,5-7 |
| French Open Women Qual | 2017/05/23 10:05 | Kostova, Elitsa v Zhang, Kai Lin | 6-3,6-3 |
| WTA Strasbourg Qual | 2017/05/20 09:00 | Kostova, Elitsa v Lapko, Vera | 3-6,4-6 |
| WTA Strasbourg Qual | 2017/05/19 11:05 | Kostova, Elitsa v Polina Leykina | 6-4,4-6,6-2 |
| ITF Women Warsaw Qual | 2017/06/19 08:00 | Sumova, Diana v Palcatova, Barbora | 7-6,6-2 |
| ITF Women Warsaw Qual | 2017/06/18 11:00 | Sumova, Diana v Wysoczanska, Katarzyna | 6-1,6-3 |
| ITF Women Prerov | 2017/06/15 10:00 | Kolodziejova, Miriam v Sumova, Diana | 6-2,3-6,7-6 |
| ITF Women Prerov | 2017/06/14 10:00 | Sumova, Diana v Januskova, Petra | 6-2,6-2 |
| ITF Women Prerov | 2017/06/14 10:00 | Sumova, Diana v Januskova, Petra | 6-2,5-2 |
| ITF Women Prerov | 2017/06/12 12:40 | Sumova, Diana v Kubanova, Karolina | 7-5,6-3 |
| ITF Women Stare Splavy | 2017/06/05 16:05 | Vankova, Katerina v Sumova, Diana | 6-1,6-4 |
| ITF Women Stare Splavy | 2017/06/05 10:00 | Denisa Pospisilova v Sumova, Diana | 3-6,0-6 |