| UTR Pro Tennis Series Pazardzhik Women | 2021/05/15 07:30 | Kostova, Elitsa v Julia Terziyska | 6-4,5-1 |
| ITF W25 El Espinar | 2019/08/03 12:10 | Kostova, Elitsa v Julia Terziyska | 7-6,4-6,4-6 |
| UTR Pro Tennis Series Florence Women | 2022/10/06 07:30 | Julia Terziyska v Anastasia Abbagnato | 6-1,6-2 |
| UTR Pro Tennis Series Florence Women | 2022/10/04 09:00 | Julia Terziyska v Pairone, Giulia | 6-3,6-4 |
| UTR Pro Tennis Series Florence Women | 2022/10/03 11:00 | Julia Terziyska v Ginevra Montebruno | 6-0,6-1 |
| UTR Pro Tennis Series Sofia Women | 2022/09/02 08:00 | Julia Terziyska v Bokova, Vladlena | 6-0,6-4 |
| UTR Pro Tennis Series Sofia Women | 2022/09/01 05:00 | Julia Terziyska v Nikol Palecek | 6-4,6-3 |
| UTR Pro Tennis Series Sofia Women | 2022/08/31 05:00 | Shalamanova, Daria v Julia Terziyska | 6-4,6-1 |
| UTR Pro Tennis Series Sofia Women | 2022/08/30 08:00 | Eva Busaad v Julia Terziyska | 2-6,1-6 |
| UTR Pro Tennis Series Sofia Women | 2022/08/27 08:00 | Julia Terziyska v Bojana Marinkovic | 6-3,1-4 |
| UTR Pro Tennis Series Florence Women | 2022/10/06 11:00 | Kostova, Elitsa v Camilla Zanolini | 6-4,6-1 |
| UTR Pro Tennis Series Florence Women | 2022/10/06 06:00 | Kostova, Elitsa v Linda Salvi | 6-2,5-1 |
| UTR Pro Tennis Series Florence Women | 2022/10/05 07:30 | Sukhotina, Anastasia v Kostova, Elitsa | 0-6,2-6 |
| UTR Pro Tennis Series Florence Women | 2022/10/04 07:30 | Caterina Odorizzi v Kostova, Elitsa | 2-6,0-6 |
| UTR Pro Tennis Series Montrouge Women | 2022/09/25 11:00 | Kostova, Elitsa v Margaux Rouvroy | 6-1,5-4 |
| UTR Pro Tennis Series Montrouge Women | 2022/09/25 07:30 | Rosa Vicens Mas v Kostova, Elitsa | 2-6,5-7 |
| UTR Pro Tennis Series Montrouge Women | 2022/09/23 09:00 | Kostova, Elitsa v Marcelina Podlinska | 6-4,6-1 |
| UTR Pro Tennis Series Montrouge Women | 2022/09/22 07:30 | Kostova, Elitsa v Kseniya Yersh | 6-2,6-2 |