| Luxembourg Open Women | 05/04 08:40 | - | Kaloyana Nalbantova v Devika Sihag | L | 0-2 | |
| Luxembourg Open Women | 05/03 14:05 | - | Someya, Nanami v Kaloyana Nalbantova | W | 0-2 | |
| Luxembourg Open Women | 05/03 09:00 | - | Malya Hoareau v Kaloyana Nalbantova | W | 0-2 | |
| European Championships Women | 04/11 07:20 | - | 마린 ,카로리나 v Kaloyana Nalbantova | L | 2-0 | |
| European Championships Women | 04/10 10:45 | - | 산도르하지, 비비안 v Kaloyana Nalbantova | W | 1-2 | |
| European Championships Women | 04/08 12:20 | - | Kaloyana Nalbantova v 슈니더, 밀레나 | W | 2-0 | |
| Polish Open Women | 03/23 08:40 | - | 치, 쉬에페이 v Kaloyana Nalbantova | L | 2-0 | |
| Polish Open Women | 03/22 11:00 | - | Kaloyana Nalbantova v 스바비코바, 테레자 | W | 2-0 | |
| Orleans Masters Women | 03/13 13:05 | 5 | Upadhyaya, Anupama v Kaloyana Nalbantova | L | 2-0 | |
| German Open Women | 02/28 20:30 | 5 | Kaloyana Nalbantova v 누엔, 투이 린 | L | 0-2 | |
| German Open Women Qual | 02/27 08:00 | 3 | Sin Yan Happy Lo v Kaloyana Nalbantova | - | Cancelled | |
| Welsh Int. Women | 12/01 11:20 | - | Kaloyana Nalbantova v 젠슨, 조세파인 레드커 | L | 1-2 | |
| Welsh Int. Women | 11/30 13:00 | - | Kaloyana Nalbantova v 안데르센, 이리나 아말리에 | W | 2-0 | |
| Irish Open Women | 11/17 17:30 | - | Haruna Konishi v Kaloyana Nalbantova | L | 2-0 | |
| Irish Open Women | 11/17 10:40 | - | Kaloyana Nalbantova v 쿠바, 크리스틴 | W | 2-0 | |
| Irish Open Women | 11/16 16:20 | - | Kaloyana Nalbantova v Farooqui, Samiya Imad | W | 2-1 | |
| Irish Open Women | 11/16 13:40 | - | 레드펀, 프레야 v Kaloyana Nalbantova | W | 0-2 | |
| Hylo Open Women | 11/02 11:15 | 4 | Kaloyana Nalbantova v 초추원, 포르노파위 | L | 0-2 | |
| Hylo Open Women | 11/01 09:05 | 5 | Buhrova, Polina v Kaloyana Nalbantova | W | 1-2 | |
| Hylo Open Women Qual | 10/31 08:30 | 3 | 폴리카르포바 크세니아 v Kaloyana Nalbantova | W | 0-2 | |
| Abu Dhabi Masters Women | 10/20 09:40 | 3 | 자코비센, 줄리 다왈 v Kaloyana Nalbantova | L | 2-0 | |
| Abu Dhabi Masters Women | 10/19 09:00 | 4 | Kaloyana Nalbantova v 스타델만, 젠지라 | W | 2-0 | |
| Abu Dhabi Masters Women | 10/18 12:10 | 5 | Kaloyana Nalbantova v Gadde, R. S. | W | 2-1 | |
| Arctic Open Women Qual | 10/10 07:30 | 4 | Lalinrat Chaiwan v Kaloyana Nalbantova | L | 2-0 | |
| Bulgarian Int. Women | 10/08 08:00 | - | Kaloyana Nalbantova v 슈니더, 밀레나 | W | 2-1 | |
| Bulgarian Int. Women | 10/07 14:00 | - | Kaloyana Nalbantova v Thomsen, Laura Floej | W | 2-0 | |
| Bulgarian Int. Women | 10/07 08:20 | - | Kaloyana Nalbantova v Natalia Slobodova | W | 2-0 | |
| Bulgarian Int. Women | 10/06 15:20 | - | Kaloyana Nalbantova v Ngan, Miu Lin | W | 2-1 | |
| Bulgarian Int. Women | 10/06 09:30 | - | Kaloyana Nalbantova v Nadezhda Nazarenko | W | 2-0 | |
| Belgian International 2019, WS | 09/14 08:00 | - | Kaloyana Nalbantova v Neslihan Arin | L | 0-2 |