Nikola Bartůňková

Country (sports)	Czech Republic
Born	(2006-02-25)25 February 2006 (age 19) Prague, Czech Republic
Height	1.82 m (6 ft 0 in)
Plays	Right-handed
Prize money	US$203,650
Singles
Career record	143–64
Career titles	6ITF
Highest ranking	No. 104 (9 February 2026)
Current ranking	No. 104 (9 February 2026)
Grand Slam singles results
Australian Open	3R (2026)
Doubles
Career record	15–13
Highest ranking	No. 320 (14 August 2023)
Current ranking	No. 718 (27 October 2025)
Last updated on: 27 October 2025.

Nikola Bartůňková (born 25 February 2006) is a Czechtennis player.^[1] Bartůňková has a career-high singles ranking of world No. 104, achieved on 9 February 2026, and a best doubles ranking of No. 320, achieved on 14 August 2023, by theWTA.

In April 2021, at the2021 İstanbul Cup, Bartůňková attempted her WTA Tour debut. She defeated world No. 152,Leonie Küng,^[2] in the first round of qualifying, before losing toAnastasia Gasanova.^{[citation needed]} She made herWTA Tour debut at the same tournament one year later, after being handed a wildcard entry for the main-draw, losing toAnastasia Potapova.^[3]

On 16 October 2023, Bartůňková won her first WTA Tour-level match when she defeatedDayana Yastremska in the first round of the2023 Transylvania Open,^[4][5] before losing in three hours toAna Bogdan in the second round.^[6][7]

In November 2024, Bartůňková was issued with a six-month competition ban backdated to April 2024 for an anti-doping rule violation after testing positive for unintentional use oftrimetazidine (TMZ) at two events in early 2024.^[8] She had been provisionally suspended from May 2024 until the conclusion of the investigation.^[9][10] TheInternational Tennis Integrity Agency (ITIA) accepted that the source of the TMZ was a contaminated supplement for which she bore "no significant fault or negligence" for having ingested.^[11]

In January, Bartůňková played first matches after end of her hiatus in Oslo, reaching semifinal at W15 event where she lost toAnouck Vrancken Peeters.^[12] At her second event at W35 in Sunderland, Bartůňková claimed her fourth career title. Bartůňková reached another final just week after at W35 event in Glasgow.^[13] In July, Bartůňková qualified for the2025 Ladies Open Hechingen and beat two former top-100 players,María Lourdes Carlé andJulia Grabher, en route to her first W75 title. In September, Bartůňková was awarded a wildcard intoGuadalajara 125 Open, where she lost to eventual finalistPanna Udvardy in the second round.^[14]The following week, she received another wildcard entry in Guadalajara, this time at the WTA 500 eventGuadalajara Open Akron, and scored her second career WTA main-draw win overNicole Fossa Huergo.^{[citation needed]} She defeated fellow Czech playerDarja Viďmanová in straight sets to reach her maiden WTA Tour quarterfinal,^[15] where she overcame defending championMagdalena Fręch.^[16] Her run was ended in the semifinals by eventual championIva Jovic in three sets.^[17][18] As result she moved up 80 places in the rankings to enter the top-200 for the first time at world No. 144 on 15 September 2025.^[19]

In October, Bartůňková reached her first WTA 125k final atSamsun Open but lost to 2nd seedKaja Juvan.^[20]Bartůňková received a wildcard to the WTA 500 in2025 Toray Pan Pacific Open in Tokyo but lost to local wildcardWakana Sonobe.^[21] The following week she lost in the opening round inChennai after losing to eventual finalistKimberly Birrell in three sets.^[22]

In November, Bartůňková received her first nomination for the national team inBillie Jean King Cup and helped her team to win Group D.^{[citation needed]} Czech teenager beatYuliana Lizarazo from Colombia, but lost toPetra Marčinko from Croatia.^{[citation needed]}

In January, Bartůňková entered her first Grand Slam qualification at the2026 Australian Open as the 16th seed. She then scored three wins to make her main draw debut, where she defeated former top-10 playerDaria Kasatkina for her first Grand Slam win.^[23] Bartůňková reached the third round with an upset overBelinda Bencic, marking her first top-10 win.^[24] Her run was ended in the third round by 21st seedElise Mertens in straight sets.^[25]

Only main-draw results in WTA Tour, Grand Slam tournaments, Billie Jean King Cup and Olympic Games are included in win–loss records.^[26]

Current after the2025 Chennai Open.

Current after the2023 Prague Open.

Result	W–L	Date	Tournament	Surface	Opponent	Score
Loss	0–1	Oct 2025	WTA 125 Samsun, Turkey	Hard	Kaja Juvan	6–7(8–10), 3–6

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Nov 2021	ITF Milovice, Czech Republic	W25	Hard (i)	Linda Nosková	3–6, 4–6
Loss	0–2	May 2022	ITF Istanbul, Turkey	W60	Clay	Diana Shnaider	5–7, 5–7
Win	1–2	Apr 2023	ITF Santa Margherita de Pula, Italy	W25	Clay	Ylena In-Albon	6–0, 7–5
Win	2–2	Aug 2023	ITF Erwitte, Germany	W25	Clay	Daniela Vismane	6–4, 6–1
Win	3–2	Oct 2023	ITF Santa Margherita di Pula, Italy	W25	Clay	Katharina Hobgarski	6–0, 1–0 ret.
Loss	3–3	Jan 2024	ITF Sunderland, United Kingdom	W35	Hard (i)	Valentina Ryser	3–6, 6–7(6)
Win	4–3	Jan 2025	ITF Sunderland, United Kingdom	W35	Hard (i)	Amelia Rajecki	6–4, 3–6, 6–3
Loss	4–4	Jan 2025	ITF Glasgow, United Kingdom	W35	Hard (i)	Valentina Ryser	5–7, 6–7(6)
Win	5–4	Jun 2025	ITF Stuttgart-Vaihingen, Germany	W35	Clay	Emily Seibold	6–4, 7–6(2)
Loss	5–5	Jul 2025	ITF Aschaffenburg, Germany	W50	Clay	Nuria Brancaccio	6–4, 4–6, 4–6
Win	6–5	Jul 2025	ITF Hechingen, Germany	W75	Clay	Julia Grabher	7–5, 6–2

Result	Year	Tournament	Surface	Opponent	Score
Loss	2023	Wimbledon	Grass	Clervie Ngounoue	2–6, 2–6

Result	Year	Tournament	Surface	Partner	Opponents	Score
Loss	2022	French Open	Clay	Céline Naef	Sára Bejlek Lucie Havlíčková	3–6, 3–6

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	Jul 2019	ITFPrague, Czech Republic	Grade 4[a]	Clay	Radka Zelníčková	6–3, 6–3
Win	2–0	Oct 2019	ITFBudapest, Hungary	Grade 4	Clay	Luca Janosi	6–3, 6–4
Loss	2–1	Jan 2020	ITFBromma, Sweden	Grade 3[b]	Hard	Weronika Baszak	4–6, 3–6
Loss	2–2	Feb 2020	ITFKärnten, Austria	Grade 3	Carpet	Laura Isabel Putz	2–6, 6–4, 3–6
Loss	2–3	May 2021	ITFŘíčany, Czech Republic	Grade 1[c]	Clay	Julia Middendorf	3–6, 6–4, 6–7(4–7)
Loss	2–4	Jul 2021	ITFMilan, Italy	Grade A[d]	Clay	Alexandra Eala	3–6, 3–6
Win	3–4	Sep 2021	ITFRakovník, Czech Republic	Grade 2[e]	Clay	Tereza Valentová	2–6, 6–1, 6–0
not played	–	Mar 2022	ITFBenicarló, Spain	Grade 2	Clay	Yoana Konstantinova	–
Win	4–5	Mar 2022	ITFVillena, Spain	Grade 1	Clay	Hanne Vandewinkel	7–5, 6–1
Win	5–5	Jan 2023	ITFBratislava, Slovakia	J200	Hard	Kristýna Tomajková	6–1, 6–1
Win	6–5	Feb 2023	ITFOberhaching, Germany	J200	Hard	Vlada Mincheva	6–0, 6–3
Loss	6–6	Jul 2023	Wimbledon, United Kingdom	Grade A	Grass	Clervie Ngounoue	2–6, 2–6

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Win	1–0	Sep 2020	ITFRakovník, Czech Republic	Grade 2	Clay	Nelly Kněžková	Rozalia Gruszczynska Pola Wygonowska	6–1, 6–2
Win	2–0	May 2021	ITFŘíčany, Czech Republic	Grade 1	Clay	Sára Bejlek	Alexis Blokhina Flavie Brugnone	6–3, 6–4
Win	3–0	May 2021	ITFHannover, Germany	Grade 2	Clay	Céline Naef	Tea Lukic Laura Isabel Putz	6–3, 6–3
Win	4–0	Sep 2021	ITFRakovník, Czech Republic	Grade 2	Clay	Elena Pridankina	Virginia Ferrara Giorgia Pedone	6–3, 6–3
Win	5–0	Mar 2022	ITFBenicarló, Spain	Grade 2	Clay	Daria Yesypchuk	Joëlle Steur Marie Vogt	7–5, 6–4
Loss	5–1	Jun 2022	French Open, France	Grade A	Clay	Céline Naef	Sára Bejlek Lucie Havlíčková	3–6, 3–6
Loss	5–2	Aug 2022	ITF Prague, Czech Republic	Grade 1	Clay	Karolina Kozakova	Amélie Šmejkalová Tereza Valentová	4–6, 1–6

• Bartůňková has a 1–0 record against players who were, at the time the match was played, ranked in the top 10.^[27]

No.	Player	Rk	Event	Surface	Rd	Score	Rk	Years	Ref
1	Belinda Bencic	10	Australian Open, Australia	Hard	2R	6–3, 0–6, 6–4	126	2026

• Key: (Rk) first use, opponent rank; (Rd) round; (Rk) 2nd use, player rank; (Ref) reference; (F) final; (SF) semifinal; (QF) quarterfinal; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage

• Nikola Bartůňková at theWomen's Tennis Association
• Nikola Bartůňková at theInternational Tennis Federation
• Nikola Bartůňková at theBillie Jean King Cup
• Nikola Bartůňková onInstagram

• 2006 births
• Living people
• Czech female tennis players
• Tennis players from Prague
• 21st-century Czech sportswomen
• Doping cases in tennis
• Czech sportspeople in doping cases

• CS1 Czech-language sources (cs)
• Articles with short description
• Short description is different from Wikidata
• Use dmy dates from April 2025
• All articles with unsourced statements
• Articles with unsourced statements from December 2024
• Articles with unsourced statements from January 2026
• Billie Jean King Cup player template using new ID