Italy: W35 Santa Margherita di Pula 4 - Doubles - Main |
| Final | Christofi E./Karatancheva L. | Alvisi E./Urgesi F. | 2:0 (6:0, 6:4) | details | 20.04.2024 |
| Semi-finals | Christofi E./Karatancheva L. | Chiesa E./Tig P. M. | WO. | details | 19.04.2024 |
| Quarter-finals | Christofi E./Karatancheva L. | Ricci B./Valente D. | 2:0 (6:3, 6:2) | details | 18.04.2024 |
World: Billie Jean King Cup - Group I - Doubles - Placement matches |
| | Karatancheva L./Shinikova I. | Jorge F./Jorge M. | 1:2 (3:6, 6:4, 2:10) | details | 13.04.2024 |
| | Karatancheva L./Topalova G. | Jorge F./Jorge M. | CAN. | details | 13.04.2024 |
| | Karatancheva L./Topalova G. | Sartz-Lunde E./Syrtveit C. | 2:0 (7:63, 7:5) | details | 12.04.2024 |
| | Karatancheva L./Topalova G. | Eikeri U./Sartz-Lunde E. | CAN. | details | 12.04.2024 |
World: Billie Jean King Cup - Group I - Doubles - Main |
| | Klaffner M./Kostic T. | Karatancheva L./Topalova G. | CAN. | details | 10.04.2024 |
| | Klaffner M./Paszek T. | Karatancheva L./Topalova G. | 1:2 (7:65, 1:6, 6:10) | details | 10.04.2024 |
| | Karatancheva L./Shinikova I. | Brunkel L./Munk Mortensen R. | 2:0 (6:4, 6:4) | details | 09.04.2024 |
| | Karatancheva L./Topalova G. | Brunkel L./Munk Mortensen R. | CAN. | details | 09.04.2024 |
| | Karatancheva L./Topalova G. | Tauson C./Wozniacki C. | CAN. | details | 09.04.2024 |
| | Nagy A./Szabanin N. | Karatancheva L./Shinikova I. | 2:0 (6:4, 6:3) | details | 08.04.2024 |
Dominican Republic: W35 Santo Domingo 2 - Doubles - Main |
| Final | Corley C./Corley I. | Karatancheva L./McAdoo R. | 2:1 (6:1, 65:7, 12:10) | details | 16.03.2024 |
| Semi-finals | Karatancheva L./McAdoo R. | Bolton E./Joint M. | WO. | details | 15.03.2024 |
| Quarter-finals | Fullana L./Torres Murcia M. C. | Karatancheva L./McAdoo R. | 0:2 (2:6, 3:6) | details | 14.03.2024 |
| 1/8-finals | Henry C. E./Popovic M. | Karatancheva L./McAdoo R. | 0:2 (0:6, 0:6) | details | 12.03.2024 |
USA: W35 Spring, TX - Doubles - Main |
| Quarter-finals | Osuigwe W./Smith A. | Karatancheva L./Partaud M. | WO. | details | 29.02.2024 |
| 1/8-finals | Lam S./Penickova K. | Karatancheva L./Partaud M. | 0:2 (3:6, 0:6) | details | 27.02.2024 |
USA: W35 Wesley Chapel, FL - Doubles - Main |
| Quarter-finals | Kononova M./Kozyreva M. | Karatancheva L./Osuigwe V. | 2:1 (5:7, 6:3, 10:5) | details | 08.02.2024 |
| 1/8-finals | Karatancheva L./Osuigwe V. | Bhatia R./Nava Elkin A. C. | 2:0 (6:3, 6:2) | details | 07.02.2024 |
USA: W35 Naples, FL 2 - Doubles - Main |
| Final | Kalieva E./Kozyreva M. | Haverlag I./Karatancheva L. | 2:0 (6:0, 6:0) | details | 20.01.2024 |
| Semi-finals | Hu V./Kononova M. | Haverlag I./Karatancheva L. | 0:2 (1:6, 1:6) | details | 19.01.2024 |
| Quarter-finals | Zamarripa A./Zamarripa M. | Haverlag I./Karatancheva L. | 1:2 (7:5, 65:7, 5:10) | details | 18.01.2024 |
| 1/8-finals | Naves Anzaldo F./Ngounoue M. | Haverlag I./Karatancheva L. | 0:2 (62:7, 2:6) | details | 17.01.2024 |
USA: W35 Naples, FL - Doubles - Main |
| 1/8-finals | Evtimova D./Karatancheva L. | Aikawa M./Hsu C. | 0:0 RET. (2:3) | details | 10.01.2024 |
USA: W80 Tyler, TX - Doubles - Main |
| 1/8-finals | Hsu C./Yamalapalli S. | Karatancheva L./Kononova M. | 2:1 (1:6, 6:3, 10:6) | details | 25.10.2023 |
USA: W80 Macon, GA - Doubles - Main |
| 1/8-finals | Karatancheva L./Kononova M. | Sewing S./Tikhonova A. | 0:2 (2:6, 1:6) | details | 17.10.2023 |
Serbia: W40 Kursumlijska Banja - Doubles - Main |
| Semi-finals | Sharma A./Strakhova V. | Karatancheva L./Sakellaridi S. | 2:0 (6:4, 6:0) | details | 29.09.2023 |
| Quarter-finals | Karatancheva L./Sakellaridi S. | Christofi E./Pavlou D. | 2:0 (7:67, 6:4) | details | 28.09.2023 |
| 1/8-finals | Karatancheva L./Sakellaridi S. | Crimmel Z./Saveljic M. | 2:0 (6:3, 6:1) | details | 26.09.2023 |
Bulgaria: W40 Pazardzhik - Doubles - Main |
| Semi-finals | Dinu C./Zelnickova R. | Karatancheva L./Sakellaridi S. | 2:0 (7:5, 6:4) | details | 22.09.2023 |