Stadium: Court 4 Round: 29 Ground: Clay
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/03/17 13:00 | Honcova, Michaela v Basak Eraydin | 2-6,3-6 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/03/16 13:00 | Fiona Ferro v Basak Eraydin | 6-1,3-6,3-6 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/03/15 14:20 | Katarina Zavatska v Basak Eraydin | 6-2,2-6,3-6 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/03/14 16:20 | Verena Meliss v Basak Eraydin | 4-6,4-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/03/11 08:00 | Basak Eraydin v Amina Anshba | 0-6,0-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/03/10 08:00 | Basak Eraydin v Melis Sezer | 6-2,6-4 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/03/09 07:30 | Basak Eraydin v Sizikova, Yana | 6-4,7-5 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/03/08 12:20 | Basak Eraydin v Nika Radisic | 6-2,6-2 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/03/17 13:00 | Federica Di Sarra v Kostova, Elitsa | 5-7,3-6 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/03/16 14:50 | Kostova, Elitsa v Anastasia Grymalska | 3-6,7-6,7-5 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/03/14 14:35 | Kostova, Elitsa v Sofia Shapatava | 7-5,7-5 |
| Acapulco, Mexico, Qualifying | 2018/02/25 03:20 | Rebecca Peterson v Kostova, Elitsa | 7-5,6-1 |
| ITF Women Rancho Santa Fe | 2018/02/23 20:10 | Kostova, Elitsa v Nara, Kurumi | 6-7,0-6 |
| ITF Women Rancho Santa Fe | 2018/02/22 23:40 | Lao, Danielle v Kostova, Elitsa | 6-4,1-6,3-6 |
| ITF Women Rancho Santa Fe | 2018/02/21 20:30 | Kostova, Elitsa v Ashley Lahey | 4-6,6-3,6-1 |
| ITF Women Surprise | 2018/02/15 20:45 | Boserup, Julia v Kostova, Elitsa | 7-5,3-6,6-1 |