| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/06 09:30 | Elitsa Kostova v Ana L De La Nuez | 6-0,6-1 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/05 15:15 | Elitsa Kostova v Valeria Avdeeva | 6-1,6-2 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/04 11:30 | Elitsa Kostova v Nina Ugrelidze | 4-6,6-1,6-0 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/03 10:00 | Agustina Chlpac v Elitsa Kostova | 3-6,0-6 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/02 12:30 | Lucia Aranda Arcas v Elitsa Kostova | 6-4,4-6,1-5 |
| WTA Belgrado | 2021/07/27 14:50 | Elitsa Kostova v Arantxa Rus | 1-6,0-6 |
| ITF W60 Biarritz | 2021/07/14 09:30 | Elitsa Kostova v Estelle Cascino | 4-6,3-6 |
| ITF W100 Contrexeville | 2021/07/08 10:00 | Elitsa Kostova v Dalma Galfi | 6-7,1-6 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/06 11:00 | Anna Morgina v Zuzana Zlochova | 6-4,4-6,0-0 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/04 10:00 | Zuzana Zlochova v Judit Hernandez Miranda | 6-2,6-1 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/03 14:00 | Zuzana Zlochova v Daniela Ciobanu | 6-1,5-0 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/02 12:30 | Zuzana Zlochova v Paula Ortega Redondo | 6-0,6-0 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/11/01 12:00 | Zuzana Zlochova v Silvia Martinez Jimenez | 6-4,5-4 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/10/31 09:30 | Sapfo Sakellaridi v Zuzana Zlochova | 4-6,6-4,5-0 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/10/30 16:00 | Gloria Alogo Piqueras v Zuzana Zlochova | 2-6,2-5 |
| UTR Pro Tennis Series - Barcelona - Femenino | 2021/10/29 07:00 | Zuzana Zlochova v Paula Ortega Redondo | 6-4,5-0 |