| ITF - Zagrzeb W75 | 05/17 10:45 | 28 | Tara Wurth v Gergana Topalova | 6-3,6-1 | |
| ITF - Zagrzeb W75 | 05/16 08:00 | 27 | [167] Martina Capurro Taborda v Gergana Topalova [252] | 6-7,2-6 | |
| ITF - Zagrzeb W75 | 05/15 09:50 | 26 | [252] Gergana Topalova v Jana Fett [128] | 6-4,7-6 | |
| ITF - Zagrzeb W75 | 05/14 14:20 | 25 | [252] Gergana Topalova v Ekaterine Gorgodze [347] | 6-2,6-1 | |
| ITF - Bastad W35 | 05/12 08:55 | 29 | [356] Berfu Cengiz v Gergana Topalova [252] | 6-4,6-2 | |
| ITF - Bastad W35 | 05/11 10:00 | 28 | [457] Irina Fetecau v Gergana Topalova [252] | 4-6,3-6 | |
| ITF - Bastad W35 | 05/10 10:25 | 27 | [326] Madison Sieg v Gergana Topalova [252] | 5-7,4-6 | |
| ITF - Bastad W35 | 05/09 12:20 | 26 | Sina Herrmann v Gergana Topalova | 3-6,7-6,1-6 | |
| ITF - Bastad W35 | 05/08 12:15 | 25 | Tessa Johanna Brockmann v Gergana Topalova | 3-6,4-6 | |
| ITF - Wiesbaden W100 | 04/28 09:30 | 54 | [319] Barbora Palicova v Gergana Topalova [248] | 6-1,3-6,6-4 | |
| ITF - Koper W75 | 04/17 16:40 | 25 | [242] Gergana Topalova v Justina Mikulskyte [227] | Retired | |
| Puchar Billie Jean King | 04/13 11:20 | 2 | [253] Gergana Topalova v Francisca Jorge [190] | 4-6,4-6 | |
| Puchar Billie Jean King | 04/12 09:45 | 1 | Gergana Topalova v Emily Sartz-Lunde | 3-6,6-3,6-2 | |
| Puchar Billie Jean King | 04/08 10:00 | 1 | [435] Adrienn Nagy v Gergana Topalova [253] | 7-5,7-6 | |
| ITF - Hammamet W35 | 04/06 09:00 | 28 | [442] Sara Cakarevic v Gergana Topalova [253] | 2-6,6-1,6-4 | |
| ITF - Hammamet W35 | 04/05 09:00 | 27 | [434] Ekaterina Reyngold v Gergana Topalova [253] | 2-6,4-6 | |
| ITF - Hammamet W35 | 04/04 10:45 | 26 | Ariadna G P Canals v Gergana Topalova | 0-6,2-6 | |
| ITF - Hammamet W35 | 04/02 12:00 | 25 | Briana Szabo v Gergana Topalova | Retired | |
| ITF - Alaminos-Larnaca W35 | 03/21 11:05 | 26 | [245] Gergana Topalova v Cristina Dinu [227] | 1-6,3-6 | |
| ITF - Alaminos-Larnaca W35 | 03/19 14:25 | 25 | Gergana Topalova v Emma Fulvia Wiesenfeld | 6-4,6-4 | |
| ITF - Alaminos-Larnaca W35 | 03/12 09:45 | 25 | [242] Gergana Topalova v Irene B Escorihuela [264] | 3-6,0-6 | |
| ITF - Antalya W35 | 02/21 09:45 | 25 | [352] Ayla Aksu v Gergana Topalova [240] | 6-4,6-1 | |
| ITF - Antalya W35 | 02/15 12:45 | 25 | [321] Anastasiya K Soboleva v Gergana Topalova [245] | 6-3,6-1 | |
| ITF - Antalya W35 | 02/10 09:40 | 27 | [246] Gergana Topalova v Polona Hercog [235] | Retired | |
| ITF - Antalya W35 | 02/08 08:40 | 26 | Gergana Topalova v Paula Ormaechea | 6-3,6-1 | |
| ITF - Antalya W35 | 02/07 07:00 | 25 | [246] Gergana Topalova v Dimitra Pavlou [414] | 7-6,6-7,7-6 | |
| ITF - Porto W50 | 01/30 16:10 | 25 | [246] Gergana Topalova v Julie Struplova [290] | 2-6,3-6 | |
| ITF - Bengaluru - W50 | 01/17 08:15 | 25 | [247] Gergana Topalova v Polina Kudermetova [186] | 2-6,3-6 | |
| ITF - Nonthaburi W50 | 01/10 03:00 | 25 | [247] Gergana Topalova v Maja Chwalińska [361] | 3-6,5-7 | |
| ITF - Dubai W100 | 12/04 11:35 | 25 | Gergana Topalova v Ekaterina Vl. Makarova | 0-6,6-7 |
Gergana Topałowa, bułg. Гергана Топалова (ur. 22 lutego 2000 w Płowdiwie) – bułgarska tenisistka, reprezentantka kraju w Pucharze Billie Jean King.