| ITF W75 - Копер | 04/17 16:40 | 25 | [242] Гергана Топалова v Юстина Микулските [227] | Retired | |
| Купа Били Джийн Кинг | 04/13 11:20 | 2 | [253] Гергана Топалова v Франциска Йорге [190] | 4-6,4-6 | |
| Купа Били Джийн Кинг | 04/12 09:45 | 1 | Гергана Топалова v Emily Sartz-Lunde | 3-6,6-3,6-2 | |
| Купа Били Джийн Кинг | 04/08 10:00 | 1 | [435] Адриен Наги v Гергана Топалова [253] | 7-5,7-6 | |
| ITF W35 - Хамамет | 04/06 09:00 | 28 | [442] Сара Цакаревич v Гергана Топалова [253] | 2-6,6-1,6-4 | |
| ITF W35 - Хамамет | 04/05 09:00 | 27 | [434] Ekaterina Reyngold v Гергана Топалова [253] | 2-6,4-6 | |
| ITF W35 - Хамамет | 04/04 10:45 | 26 | Ариадна Г. П. Каналс v Гергана Топалова | 0-6,2-6 | |
| ITF W35 - Хамамет | 04/02 12:00 | 25 | Briana Szabo v Гергана Топалова | Retired | |
| ITF W35 - Аламинос-Ларнака | 03/21 11:05 | 26 | [245] Гергана Топалова v Кристина Дину [227] | 1-6,3-6 | |
| ITF W35 - Аламинос-Ларнака | 03/19 14:25 | 25 | Гергана Топалова v Емма Фулвия Висенфелд | 6-4,6-4 | |
| ITF W35 - Аламинос-Ларнака | 03/12 09:45 | 25 | [242] Гергана Топалова v Ирене Б Ескорихуела [264] | 3-6,0-6 | |
| ITF W35 - Анталия | 02/21 09:45 | 25 | [352] Айла Аксу v Гергана Топалова [240] | 6-4,6-1 |
Gergana Topalova (Bulgarian: Гергана Топалова; born 22 February 2000) is a Bulgarian tennis player. Topalova has career-high WTA rankings of No. 231 in singles and No. 388 in doubles. She has won six singles titles and four doubles titles on the ITF Circuit.
On the ITF Junior Circuit, Topalova has a career-high combined ranking of No. 31, achieved on 22 January 2018.
In 2019, Topalova made her Fed Cup debut for Bulgaria.
On 23 November 2022, she was confirmed as a participant at the 2023 United Cup as part of the Bulgarian team. On New Year’s Eve 2022, she made her debut in mixed doubles match alongside Adrian Andreev which they lost to the top-seeded team of Maria Sakkari and Stefanos Tsitsipas. The following day, she made her WTA main draw debut and lost her first WTA singles match to Elise Mertens in three sets.
Topalova participated in the qualifying draw of the 2023 Hobart International. She entered as an alternate and lost in the first round of qualifying to Diane Parry.