Round: 1
| UTR Pro Tennis Series France Women | 2020/08/16 10:40 | Arina Gabriela Vasilescu v Njiric, Silvia | 2-6,6-4,7-10 |
| UTR Pro Tennis Series France Women | 2020/08/15 14:30 | Justina Mikulskyte v Arina Gabriela Vasilescu | 6-3,6-4 |
| UTR Pro Tennis Series France Women | 2020/08/14 07:00 | Diana Marcinkevica v Arina Gabriela Vasilescu | 6-3,6-7,7-10 |
| UTR Pro Tennis Series France Women | 2020/08/13 09:35 | Arina Gabriela Vasilescu v Caroline Romeo | 4-6,4-6 |
| UTR Pro Tennis Series France Women | 2020/08/12 12:50 | Arina Gabriela Vasilescu v Detiuc, Anastasia | 2-6,6-2,7-10 |
| UTR Pro Tennis Series France Women | 2020/08/11 13:00 | Diana Marcinkevica v Arina Gabriela Vasilescu | 6-4,7-5 |
| ITF W15 Amiens | 2020/03/08 16:45 | Julie Belgraver v Arina Gabriela Vasilescu | 6-4,6-2 |
| ITF - W15 Héraklion | 2020/03/04 08:15 | Rosca, Andreea Amalia v Arina Gabriela Vasilescu | 6-4,6-1 |
| UTR Pro Tennis Series France Women | 2020/08/16 12:20 | Carole Monnet v Kostova, Elitsa | 6-4,6-3 |
| UTR Pro Tennis Series France Women | 2020/08/15 12:10 | Diana Marcinkevica v Kostova, Elitsa | 1-6,7-6,4-10 |
| UTR Pro Tennis Series France Women | 2020/08/14 07:00 | Yvonne Cavalle-Reimers v Kostova, Elitsa | 6-7,4-6 |
| UTR Pro Tennis Series France Women | 2020/08/13 12:10 | Dascalu, Nicoleta-Catalina v Kostova, Elitsa | 6-4,4-6,5-10 |
| ITF W25 Cairo | 2020/03/11 13:10 | Gergana Topalova v Kostova, Elitsa | 2-6,1-6 |
| WTA Lyon | 2020/02/29 09:00 | Kostova, Elitsa v Jia-Jing Lu | 1-6,3-6 |
| Sunderland, Simples W-ITF-GBR-04A | 2020/02/26 13:35 | Emma Raducanu v Kostova, Elitsa | 7-5,6-1 |
| WTA - Dubaï | 2020/02/15 11:15 | Kostova, Elitsa v Gatto-Monticone, Giulia | 5-7,1-6 |