Stadium: Court 3 Round: 25 Ground: Hardcourt indoor
| ITF - W15 Manacor | 2020/01/22 14:00 | Ayline Esina Samardzic v Sofia Milatova | 3-6,0-6 |
| Ortisei, Singles W-ITF-ITA-28A | 2019/10/27 08:30 | Ayline Esina Samardzic v Zwerger, Greta | 6-3,3-6,10-12 |
| ITF W60 Zagreb | 2019/09/01 07:00 | Ayline Esina Samardzic v Yana Morderger | 0-6,0-6 |
| ITF W25 Vienna | 2019/08/25 07:30 | Ayline Esina Samardzic v Julia Stamatova | 2-6,3-6 |
| Dublin, Singles W-ITF-IRL-01A | 2019/07/31 08:30 | Ayline Esina Samardzic v Emily Welker | 0-6,0-6 |
| ITF W25 Porto | 2019/07/24 16:05 | Shrivalli Rashmikaa Bhamidipaty v Ayline Esina Samardzic | 6-3,6-1 |
| ITF W25 Porto | 2019/07/22 17:35 | Ayline Esina Samardzic v Faoro, Marie Lou | 6-1,6-7,10-5 |
| Palmela, Singles W-ITF-POR-03A | 2019/07/15 14:00 | Sara Lanca v Ayline Esina Samardzic | 6-1,6-3 |
| ITF W25 Trnava | 2020/02/05 13:50 | Kostova, Elitsa v Andrea Lazaro Garcia | 3-6,3-6 |
| Open d'Australie - Femmes | 2020/01/14 07:55 | Kostova, Elitsa v Harriet Dart | 4-6,1-6 |
| Houston, USA | 2019/11/11 16:00 | Hailey Baptiste v Kostova, Elitsa | 6-2,6-4 |
| ITF W60 Las Vegas | 2019/11/06 17:00 | Stephanie Wagner v Kostova, Elitsa | 7-5,6-2 |
| ITF W60 Toronto | 2019/11/01 18:05 | Flipkens, Kirsten v Kostova, Elitsa | 6-3,6-2 |
| ITF W60 Toronto | 2019/10/31 16:55 | Broady, Naomi v Kostova, Elitsa | 3-6,3-6 |
| ITF W60 Toronto | 2019/10/30 13:50 | Melodie Collard v Kostova, Elitsa | 2-6,6-4,1-6 |
| ITF W25 Istanbul | 2019/10/23 09:55 | Kostova, Elitsa v Anna Kubareva | 6-7,6-2,5-7 |