Stadium: I.CLTK Court 4 Round: 24 Ground: Hardcourt outdoor
| UTR Pro Tennis Series France Women | 2020/08/17 07:05 | Arina Gabriela Vasilescu v Kostova, Elitsa | 3-6,1-6 |
| 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 Palermo | 2020/08/02 15:30 | Arruabarrena, L. v Di Giuseppe, Martina | 6-2,6-3 |
| WTA Palermo | 2020/08/01 16:20 | Di Giuseppe, Martina v Chloe Paquet | 0-6,6-2,6-4 |
| WTA Lyon | 2020/02/29 09:00 | Marta Kostyuk v Di Giuseppe, Martina | 6-1,4-6,6-1 |
| ITF W25 Macon | 2020/02/25 10:00 | Di Giuseppe, Martina v Miriam Bulgaru | 5-7,1-6 |
| Cairo, Singles Qualifying W-ITF-EGY-07A | 2020/02/19 10:15 | Diatchenko, Vitalia v Di Giuseppe, Martina | 6-0,6-2 |
| WTA St. Petersburg | 2020/02/08 08:00 | Anastasia Potapova v Di Giuseppe, Martina | 6-1,6-4 |
| ITF W60 Andrezieux-Boutheon | 2020/01/27 08:30 | Di Giuseppe, Martina v Shapatava, Sofia | 6-7,0-6 |
| Open d'Australie - Femmes | 2020/01/16 05:35 | Gatto-Monticone, Giulia v Di Giuseppe, Martina | 6-3,6-3 |