Stadium: Court 2 Round: 25 Ground: Clay
| ITF Women Varna | 2018/09/10 06:00 | Gvozdenovic, Sara v Jacquline Nylander Altelius | 4-6,6-1,7-5 |
| ITF Women Varna | 2018/09/09 06:30 | Staiculescu, Alexandra Maria v Gvozdenovic, Sara | 3-6,6-3,2-6 |
| ITF Women Varna | 2018/09/08 06:30 | Gvozdenovic, Sara v Zarnoveanu, Gabriela Aura | 6-0,6-1 |
| ITF Women Szekesfehervar | 2018/09/05 07:00 | Sinja Kraus v Gvozdenovic, Sara | 6-4,6-2 |
| ITF Women Szekesfehervar | 2018/09/02 08:00 | Gvozdenovic, Sara v Csabi, Petra | 7-6,6-1 |
| ITF Women Vrnjacka Banja | 2018/08/24 11:00 | Malesevic, Tamara v Gvozdenovic, Sara | 6-1,6-3 |
| ITF Women Vrnjacka Banja | 2018/08/23 08:00 | Nika Radisic v Gvozdenovic, Sara | 5-7,6-7 |
| ITF Women Vrnjacka Banja | 2018/08/22 08:00 | Mihaela Djakovic v Gvozdenovic, Sara | 1-6,2-6 |
| ITF Women Varna | 2018/09/09 11:00 | Gebriela Mihaylova v Peruhova, Lyuboslava | 6-0,6-0 |
| Sofia, Singles W-WITF-BUL-01A | 2018/09/02 11:00 | Cristina Dinu v Gebriela Mihaylova | 6-2,6-1 |
| ITF Women Bucharest | 2018/08/22 08:50 | Gebriela Mihaylova v Andreea Mitu | 1-6,7-6,4-6 |
| ITF Women Bucharest | 2018/07/12 07:00 | Gebriela Mihaylova v Milkova, Barbora | 1-6,7-5,4-6 |
| ITF Women Bucharest | 2018/07/11 11:50 | Gebriela Mihaylova v Bugnon, Candela | 6-2,6-1 |
| ITF Women Focsani | 2018/07/04 11:00 | Damaschin, Alexandra v Gebriela Mihaylova | 6-3,6-1 |
| ITF Women Focsani | 2018/07/02 10:30 | Novac, Izabela Gabriela v Gebriela Mihaylova | 2-6,1-6 |
| ITF Women Curtea de Arges | 2018/06/30 10:55 | Oana Georgeta Simion v Gebriela Mihaylova | 7-5,6-3 |