Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF W60 Meitar | 2019/09/10 12:35 | Kostova, Elitsa v Ilona-Georgiana Ghioroaie | 6-3,6-0 |
| ITF W60 Zagreb | 2019/09/07 09:30 | Cagla Buyukakcay v Kostova, Elitsa | 6-2,6-4 |
| ITF W60 Zagreb | 2019/09/05 13:00 | Kostova, Elitsa v Lottner, Antonia | 6-2,4-6,7-6 |
| ITF W60 Zagreb | 2019/09/04 13:00 | Kostova, Elitsa v Njiric, Silvia | 6-4,6-7,6-3 |
| Bagnatica, Singles Qualifying W-ITF-ITA-19A | 2019/08/30 19:55 | Kostova, Elitsa v Tamara Korpatsch | 7-6,5-7,2-6 |
| Bagnatica, Singles Qualifying W-ITF-ITA-19A | 2019/08/29 19:00 | Kostova, Elitsa v Tessah Andrianjafitrimo | 6-4,6-4 |
| Bagnatica, Singles Qualifying W-ITF-ITA-19A | 2019/08/28 10:15 | Kostova, Elitsa v Lara Salden | 3-6,6-4,6-1 |
| US Open Women | 2019/08/20 17:40 | Kostova, Elitsa v Yanina Wickmayer | 5-7,4-6 |
| ITF W60 Meitar | 2019/09/10 07:00 | Sofya Lansere v Simmonds, Chanel | 2-6,2-6 |
| Sajur, Singles W-ITF-ISR-07A | 2019/09/08 07:00 | Simmonds, Chanel v Lina Glushko | 7-5,6-0 |
| Sajur, Singles W-ITF-ISR-07A | 2019/09/07 07:00 | Barnett, Alicia v Simmonds, Chanel | 6-7,3-6 |
| Sajur, Singles W-ITF-ISR-07A | 2019/09/05 07:00 | Simmonds, Chanel v Younes, Kristin | 6-0,6-3 |
| Sajur, Singles W-ITF-ISR-07A | 2019/09/04 07:00 | Simmonds, Chanel v Schwartzmann, D. | 6-3,6-3 |
| ITF W25 Evansville | 2019/07/26 15:00 | Grace Min v Simmonds, Chanel | 6-4,6-3 |
| ITF W25 Evansville | 2019/07/25 17:50 | Katrina Scott v Simmonds, Chanel | 2-6,4-6 |
| ITF W25 Evansville | 2019/07/24 14:00 | Jada Robinson v Simmonds, Chanel | 3-6,1-6 |