Lia Radoslavova Karatancheva (; born 8 September 2003) is a Bulgarian tennis player. She has a career-high singles ranking by the WTA of No. 263, achieved on 28 July 2025. She also has a career-high doubles ranking of world No. 155, achieved on 16 March 2026.
Karatancheva has won one singles title and eight doubles titles on the ITF Women's World Tennis Tour. She participated in the Bulgaria BJK Cup team for the first time in 2023. Playing for Bulgaria, Karatancheva has a win–loss record of 13–7.
Career In March 2024, Karatancheva reached the doubles final in Santo Domingo, Dominican Republic.
Karatancheva made her WTA Tour main-draw debut at the 2026 Copa Colsanitas defeating Miriana Tona in the last round of qualifying. She lost to Varvara Lepchenko in the first round.
Personal life She is the daughter of former rower and member of parliament as part of the Bulgarian Business Bloc, Radoslav Karatantchev. Her mother Zhivka Angelova is journalist.
Lia has three sisters, one of whom, Gabriel Karatantcheva, was a professional tennis player from 2014 to 2017. Her older sister, Sesil, and younger sister, Alexa, are also tennis players.
ITF Circuit finals
Singles: 3 (1 title, 2 runner-ups) LegendW75 tournaments (0–1)W50 tournaments (1–0)W35 tournaments (0–1)Finals by surfaceClay (1–1)Hard (0–1) ResultW–LDateTournamentTierSurfaceOpponentScoreLoss 0–1 Open Castilla y León, SpainW35 Hard Yasmine Mansouri 2–6, 7–6(5), 5–7Loss 0–2 Ladies Open Vienna, AustriaW75 Clay Tena Lukas 4–6, 1–6Win 1–2 May 2025ITF Indian Harbour Beach, United StatesW50 Clay Arina Rodionova 6–2, 6–7(6), 6–3
Doubles: 19 (8 titles, 11 runner-ups)
LegendW100 tournaments (0–2)W75 tournaments (1–3)W50 tournaments (3–2)W25/35 tournaments (4–4)Finals by surfaceHard (3–3)Clay (5–8) ResultW–LDateTournamentTierSurfacePartnerOpponentsScoreWin 1–0Nov 2022ITF Heraklion, GreeceW25 Clay Oana Gavrilă Lina Gjorcheska Dea Herdzelas 6–4, 6–4Loss 1–1 Jan 2024ITF Naples, United StatesW35 Clay Isabelle Haverlag Elvina Kalieva Maria Kozyreva 0–6, 0–6Loss 1–2 Mar 2024ITF Santo Domingo, Dominican RepublicW35 Hard Rasheeda McAdoo Carmen Corley Ivana Corley 1–6, 7–6(5), [10–12]Win 2–2 Apr 2024ITF Santa Margherita di Pula, ItalyW35 Clay Eleni Christofi Eleonora Alvisi Federica Urgesi 6–0, 6–4Loss 2–3 May 2024ITF Kuršumlijska Banja, SerbiaW35 Clay Michaela Bayerlová Ksenia Laskutova Radka Zelníčková 7–5, 6–7(3), [9–11]Loss 2–4 Open Araba en Femenino, SpainW100 Hard Diāna Marcinkēviča Estelle Cascino Alex Eala 3–6, 6–2, [4–10]Win 3–4 Jul 2024Open Castilla y León, SpainW35 Hard Radka Zelníčková Alexandra Osborne Anna Rogers 2–6, 6–3, [10–3]Loss 3–5 Aug 2024Zagreb Open, CroatiaW50 Clay Sapfo Sakellaridi Živa Falkner Amarissa Tóth 4–6, 3–6Loss 3–6 Sep 2024Pazardzhik Cup, BulgariaW75 Clay Sapfo Sakellaridi Veronika Erjavec Anita Wagner 5–7, 6–3, [5–10]Loss 3–7 Sep 2024ITF Kuršumlijska Banja, SerbiaW75 Clay Cristina Dinu Amina Anshba Noma Noha Akugue 2–6, 6–7(2)Loss 3–8 Oct 2024ITF Faro, PortugalW35 Hard Diāna Marcinkēviča Weronika Falkowska Stéphanie Visscher 4–6, 6–2, [5–10]Win 4–8 Mar 2025ITF Antalya, TurkiyeW35 Clay Makenna Jones Ilinca Amariei Cristina Dinu 6–2, 6–2Win 5–8 Apr 2025ITF Calvi, FranceW75 Hard Lisa Zaar Riya Bhatia Sada Nahimana 6–4, 6–3Loss 5–9 Jun 2025Macha Lake Open, Czech RepublicW75 Clay Aneta Kučmová Alena Kovačková Ivana Šebestová 6–1, 5–7, [5–10]Win 6–9 Sep 2025Pazardzhik Cup, BulgariaW50+H Clay Sapfo Sakellaridi Yara Bartashevich Alevtina Ibragimova 6–2, 7–5Win 7–9 Sep 2025Pazardzhik Cup 2, BulgariaW50+H Clay Sapfo Sakellaridi Elena Ruxandra Bertea Daria Lodikova 6–7(5), 6–4, [10–5]Win 8–9 Feb 2026ITF Orlando, United StatesW50 Hard Anita Sahdiieva Thaísa Grana Pedretti Noelia Zeballos 6–3, 6–4Loss 8–10 May 2026Bonita Springs Championship, USW100 Clay Anna Rogers Mell Reasco Darja Vidmanova 5–7, 3–6Loss 8–11 Aug 2026ITF Kuršumlijska Banja, SerbiaW50 Clay Prarthana Thombare Rositsa Dencheva Maria Golovina 4–6, 7–6(0), [7–10]
National representation Billie Jean King Cup Karatancheva debuted in Bulgaria Billie Jean King Cup team in 2023; since then she has accumulated a win–loss record of 8–3 in singles and 5–5 in doubles (13–8 overall).
Singles (8–3) EditionRoundDateLocationAgainstSurfaceOpponentW/LResult 2023Z1 RR 11 Apr 2023 Antalya () Clay Petra MarčinkoW 4–6, 6–3, 6–3 12 Apr 2023 Kajsa Rinaldo PerssonW 7–6(13–11), 7–6(7–4) 13 Apr 2023 Ulrikke EikeriW 3–6, 6–4, 6–4 14 Apr 2023 Rebecca Munk MortensenW 6–0, 6–0 2024Z1 RR 9 Apr 2024 Antalya () Denmark Clay Johanne SvendsenL 2–6, 2–6 10 Apr 2024 Tamira PaszekL 5–7, 2–6Z1 PO 13 Apr 2024 Angelina VoloshchukW 6–1, 6–3 2025Z2 RR 8 Apr 2025 Larnaca () Hard Lina GlushkoW 1–6, 6–3, 7–6(7–3) 9 Apr 2025 Sandra SamirW 6–4, 6–3Z2 PO 10 Apr 2025 Norway Malene HelgøW 6–4, 6–2 11 Apr 2025 Mariam BolkvadzeL 7–5, 6–7(7–9), 2–6
Doubles (5–5) EditionRoundDateLocationPartnerSurfaceAgainstOpponentsW/LResult 2023Z1 RR 10 Apr 2023 Antalya () Gergana Topalova Clay Katarina Kozarov Lola RadivojevićW 2–6, 6–3, 6–2 13 Apr 2023 Gergana Topalova Ulrikke Eikeri Malene HelgøL 6–2, 1–6, 4–6 14 Apr 2023 Gergana Topalova Rebecca Munk Mortensen Johanne SvendsenW 6–3, 3–6, 6–1 2024Z1 RR 8 Apr 2024 Oeiras () Isabella Shinikova Clay Adrienn Nagy Natália SzabaninL 4–6, 3–6 9 Apr 2024 Isabella Shinikova Denmark Laura Brunkel Rebecca Munk MortensenW 6–4, 6–4 10 Apr 2024 Gergana Topalova Melanie Klaffner Tamira PaszekW 6–7(5–7), 6–1, [10–6]Z1 PO 12 Apr 2024 Gergana Topalova Norway Emily Sartz-Lunde Carina SyrtveitW 7–6(7–3), 7–5 13 Apr 2024 Isabella Shinikova Francisca Jorge Matilde JorgeL 3–6, 6–4, [2–10] 2025Z2 RR 9 Apr 2025 Larnaca () Isabella Shinikova Hard Gana Hossam Salah Amira Mohamed BadwyL 1–1, ret.Z2 PO 10 Apr 2025 Isabella Shinikova Norway Malene Helgø Ulrikke EikeriL 5–7, 5–7
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