Stadium: Pista 2 Round: 26 Ground: Hardcourt outdoor
| UTR Pro Tennis Series – Prantsusmaa – naised | 2020/08/14 07:00 | Yvonne Cavalle-Reimers v Elitsa Kostova | 6-7,4-6 |
| ITF W25 Madrid | 2021/06/09 10:35 | Georgia Andreea Craciun v Yvonne Cavalle-Reimers | 1-6,6-3,3-6 |
| UTR Pro Tennis Series Barcelona - naised | 2021/06/04 08:00 | Yvonne Cavalle-Reimers v Nadja Bay | 6-2,5-3 |
| UTR Pro Tennis Series Barcelona - naised | 2021/06/03 09:30 | Yvonne Cavalle-Reimers v Laia G Sole | 6-0,5-0 |
| UTR Pro Tennis Series Barcelona - naised | 2021/06/02 12:30 | Jillian Louise Roa v Yvonne Cavalle-Reimers | 1-6,4-5 |
| UTR Pro Tennis Series Barcelona - naised | 2021/06/01 09:30 | Sarah Tatu v Yvonne Cavalle-Reimers | 3-6,0-6 |
| ITF W15 Santa Margarita de Montbui | 2021/05/28 11:00 | Solana Sierra v Yvonne Cavalle-Reimers | 7-5,0-6,6-3 |
| ITF W15 Santa Margarita de Montbui | 2021/05/27 09:30 | Bianca Jolie Fernandez v Yvonne Cavalle-Reimers | 2-6,1-6 |
| ITF W15 Santa Margarita de Montbui | 2021/05/25 12:00 | Leyre Romero Gormaz v Yvonne Cavalle-Reimers | 1-6,6-7 |
| ITF W25 Madrid | 2021/06/09 09:05 | Ganna Poznikhirenko v Elitsa Kostova | 3-6,3-6 |
| Prantsusmaa lahtised - naised | 2021/05/26 08:30 | Elitsa Kostova v Ekaterine Gorgodze | 6-7,3-6 |
| Prantsusmaa lahtised - naised | 2021/05/24 08:30 | Salma Djoubri v Elitsa Kostova | 3-6,2-6 |
| UTR Pro Tennis Series Pazardzhik - naised | 2021/05/16 08:00 | Elitsa Kostova v Darja Semenistaja | 6-1,6-3 |
| UTR Pro Tennis Series Pazardzhik - naised | 2021/05/15 07:30 | Elitsa Kostova v Julia Terziyska | 6-4,5-1 |
| UTR Pro Tennis Series Pazardzhik - naised | 2021/05/14 10:30 | Daria Shalamanova v Elitsa Kostova | 2-6,3-5 |
| UTR Pro Tennis Series Pazardzhik - naised | 2021/05/13 09:00 | Bojana Marinkovic v Elitsa Kostova | 5-7,3-5 |
| UTR Pro Tennis Series Pazardzhik - naised | 2021/05/11 10:00 | Mirela Shkumbova v Elitsa Kostova | 0-6,1-6 |