Nadiia Kichenok

Nadiia Viktorivna Kichenok (, born 20 July 1992) is a Ukrainian professional tennis player. On 31 January 2022, she reached a career-high of No. 29 in the WTA doubles rankings. Kichenok has won eleven doubles titles on the WTA Tour, including four with her twin sister Lyudmyla. She has also won four singles titles and 24 doubles titles on the ITF Women's Circuit. On 6 January 2014, she also reached a career-high singles ranking of No. 100.

Career Playing for Ukraine Fed Cup team, Kichenok has a win–loss record of 12–7, as of May 2026.

In 2015, Nadiia and Lyudmyla came back from a 0–5 deficit in the second set tie-break of their 6–4, 7–6 defeat of Liang Chen and Wang Yafan in the Shenzhen Open final. That made the Kichenoks the second pair of twins, after Karolína and Kristýna Plíšková, to win a WTA Tour doubles title. They had previously been runners-up at Tashkent in 2011, and at Shenzhen in 2014.

Partnering with Raluca Olaru, she defeated Kaitlyn Christian and Sabrina Santamaria in the final to claim the doubles title at the 2021 St. Petersburg Ladies' Trophy. They also won the 2021 Chicago Women's Open, winning the final against her sister Lyudmyla and Makoto Ninomiya in a deciding champions tiebreak.

At the inaugural edition of the Tallinn Open in 2022, seeded third with her sister, she won her eighth title defeating top seeds Nicole Melichar and Laura Siegemund in the final.

At the 2023 Ladies Linz, she reached the final with Anna-Lena Friedsam, losing to Natela Dzalamidze and her partner Viktória Kužmová in a deciding champions tiebreak.

With her sister, she reached the quarterfinals at the 2024 Paris Olympics.

In Ukraine's 2024 Billie Jean King Cup play-offs tie against Austria, Kichenok partnered with Katarina Zavatska to defeat Sinja Kraus and Tamira Paszek in the deciding doubles match.

Partnering with her sister Lyudmyla, she was runner-up in the doubles at the 2025 Linz Open, losing to Tímea Babos and Luisa Stefani in the final which went to a deciding champions tiebreak.

Apparel and equipment Nadiia Kichenok is sponsored by Mizuno and Wilson (racket).

Performance timelines

Doubles

Significant finals WTA Elite Trophy Singles: 1 (title)

WTA Tour finals Doubles: 22 (11 titles, 11 runner-ups) LegendWTA Elite Trophy (1–0)WTA 1000 (0–0)WTA 500 (1–4)WTA 250 (9–7)Finals by surfaceHard (9–7)Clay (2–3)Grass (0–1)

WTA 125 finals Doubles: 2 (2 runner-ups) ResultW–LDateTournamentSurfacePartnerOpponentsScoreLoss 0–1 Midland Tennis Classic, US Hard (i) Anna-Lena Friedsam Asia Muhammad Alycia Parks 2–6, 3–6Loss 0–2 Clarins Open Paris, France Clay Alycia Parks Anna Danilina Vera Zvonareva 7–5, 6–7(2), [12–14]

ITF Circuit finals Singles: 11 (4 titles, 7 runner-ups) Legend$100,000 tournaments (1–0)$50,000 tournaments (0–1)$25,000 tournaments (3–4)$10,000 tournaments (0–2)Finals by surfaceHard (4–6)Carpet (0–1)

Doubles: 46 (24 titles, 22 runner-ups) Legend$100,000 tournaments (1–1)$75/80,000 tournaments (0–2)$50/60,000 tournaments (9–4)$25,000 tournaments (12–12)$10,000 tournaments (2–3)Finals by surfaceHard (18–11)Clay (2–9)Carpet (4–2) ResultNo.DateTournamentSurfacePartneringOpponentsScoreLoss 1. 1 October 2006 Royal Cup Podgorica, Montenegro Clay Lyudmyla Kichenok Josipa Bek Karolina Jovanović 4–6, 7–5, 2–6Loss 2. 25 May 2007 ITF Cherkassy, Ukraine Clay Lyudmyla Kichenok Katerina Avdiyenko Anna Zaporozhanova 6–7(3), 2–6Loss 3. 3 August 2008 ITF Dnipropetrovsk, Ukraine Clay Lyudmyla Kichenok Vasilisa Davydova Maria Kondratieva 3–6, 1–6Loss 4. 29 August 2008 ITF Bucharest, Romania Clay Lyudmyla Kichenok Laura Ioana Andrei Irina-Camelia Begu 2–6, 6–3, [6–10]Loss 5. 23 March 2009 ITF Moscow, Russia Hard (i) Lyudmyla Kichenok Vitalia Diatchenko Ekaterina Dzehalevich 1–6, 1–6Loss 6. 22 May 2009 ITF Kharkiv, Ukraine Clay Lyudmyla Kichenok Ksenia Milevskaya Lesia Tsurenko 4–6, 4–6Win 1. 13 September 2009 ITF Alphen aan den Rijn, Netherlands Clay Lyudmyla Kichenok Chayenne Ewijk Marlot Meddens 6–2, 4–6, [10–8]Win 2. 16 October 2009 ITF Kharkiv, Ukraine Carpet (i) Lyudmyla Kichenok Veronika Kapshay Irina Kuzmina 2–6, 6–2, [10–3]Win 3. 1 November 2009 ITF Stockholm, Sweden Hard (i) Lyudmyla Kichenok Alexandra Artamonova Lidziya Marozava 6–3, 6–1Win 4. 14 November 2009 ITF Minsk, Belarus Hard (i) Lyudmyla Kichenok Vesna Mansieva Evgeniya Rodina 6–3, 7–6(7)Loss 7. 22 November 2009 ITF Opole, Poland Carpet (i) Lyudmyla Kichenok Ana Jovanović Justine Ozga 4–6, 4–6Loss 8. 7 February 2010 ITF Rancho Mirage, United States Hard Lyudmyla Kichenok Monique Adamczak Abigail Spears 3–6, 4–6Loss 9. 28 March 2010 ITF Moscow, Russia Hard (i) Lyudmyla Kichenok Nina Bratchikova Irena Pavlovic 7–6(4), 2–6, [3–10]Loss 10. 3 April 2010 Yugra Cup, Russia Carpet (i) Lyudmyla Kichenok Alexandra Panova Ksenia Pervak 6–7(7), 6–2, [7–10]Win 5. 8 May 2010 ITF Kharkiv, Ukraine Hard Lyudmyla Kichenok Kateryna Kozlova Elina Svitolina 6–4, 6–2Loss 11. 21 May 2010 ITF Kharkiv, Ukraine Clay Lyudmyla Kichenok Katerina Avdiyenko Ksenia Milevskaya 4–6, 2–6Loss 12. 27 June 2010 ITF Périgueux, France Clay Lyudmyla Kichenok Elise Tamaëla Scarlett Werner 2–6, 1–6Loss 13. 3 July 2010 ITF Mont-de-Marsan, France Clay Constance Sibille Lara Arruabarrena Inès Ferrer Suarez 3–6, 1–6Win 6. 10 October 2010 Open de Limoges, France Hard (i) Lyudmyla Kichenok Claire Feuerstein Caroline Garcia 6–7(5), 6–4, [10–8]Win 7. 26 March 2011 ITF Moscow, Russia Hard (i) Lyudmyla Kichenok Alexandra Panova Olga Panova 6–3, 6–3Win 8. 30 April 2011 ITF Minsk, Belarus Hard (i) Lyudmyla Kichenok Teodora Mirčić Nicole Rottmann 6–1, 6–2Loss 14. 5 June 2011 Přerov Cup, Czech Republic Clay Lyudmyla Kichenok Kateřina Kramperová Karolína Plíšková 3–6, 4–6Win 9. 16 October 2011 Open de Touraine, France Hard (i) Lyudmyla Kichenok Eirini Gergatou Irena Pavlovic 6–2, 6–0Win 10. 6 November 2011 ITF Istanbul, Turkey Hard (i) Lyudmyla Kichenok Mervana Jugić-Salkić Ana Vrljić 4–6, 6–1, [10–7]Loss 15. 22 January 2012 ITF Stuttgart, Germany Hard (i) Lyudmyla Kichenok Paula Kania Ksenia Lykina 3–6, 4–6Win 11. 20 May 2012 Fergana Challenger, Uzbekistan Hard Lyudmyla Kichenok Albina Khabibulina Anastasiya Vasylyeva 6–4, 6–1Win 12. 16 June 2012 ITF Bukhara, Uzbekistan Hard Lyudmyla Kichenok Valentina Ivakhnenko Kateryna Kozlova 7–5, 7–5Win 13. 21 July 2012 ITF Donetsk, Ukraine Hard Lyudmyla Kichenok Valentyna Ivakhnenko Kateryna Kozlova 6–2, 7–5Loss 16. 28 July 2012 President's Cup, Kazakhstan Hard Lyudmyla Kichenok Oksana Kalashnikova Marta Sirotkina 6–3, 4–6, [2–10]Loss 17. 18 August 2012 Tatarstan Open, Russia Hard Lyudmyla Kichenok Valentyna Ivakhnenko Kateryna Kozlova 4–6, 7–6(6), [4–10]Win 14. 3 November 2012 ITF Netanya, Israel Hard Lyudmyla Kichenok Zuzana Luknarová Anna Karolína Schmiedlová 6–1, 6–4Loss 18. 10 November 2012 ITF Minsk, Belarus Hard (i) Lyudmyla Kichenok Ekaterina Dzehalevich Aliaksandra Sasnovich 6–1, 2–6, [3–10]Win 15. 18 November 2012 ITF Helsinki, Finland Carpet (i) Lyudmyla Kichenok Irina Buryachok Valeriya Solovyeva 6–3, 6–3Win 16. 11 January 2013 Blossom Cup, China Hard Irina Buryachok Liang Chen Sun Shengnan 3–6, 6–3, [12–10]Loss 19. 30 March 2013 ITF Tallinn, Estonia Hard (i) Lyudmyla Kichenok Anett Kontaveit Jeļena Ostapenko 6–2, 5–7, [0–10]Win 17. 28 April 2013 ITF Istanbul, Turkey Hard Ekaterina Bychkova Başak Eraydın Aleksandrina Naydenova 3–6, 6–2, [10–5]Win 18. 27 July 2013 President's Cup, Kazakhstan Hard Lyudmyla Kichenok Nina Bratchikova Valeriya Solovyeva 6–2, 6–2Win 19. 9 November 2013 ITF Astana, Kazakhstan Hard (i) Lyudmyla Kichenok Alexandra Artamonova Eugeniya Pashkova 6–1, 6–1Loss 20. 15 November 2013 Dubai Tennis Challenge, UAE Hard Lyudmyla Kichenok Olga Savchuk Vitalia Diatchenko 5–7, 1–6Win 20. 1 November 2014 Open Nantes Atlantique, France Hard (i) Lyudmyla Kichenok Stéphanie Foretz Amandine Hesse 6–2, 6–3Win 21. 21 February 2015 ITF Kreuzlingen, Switzerland Carpet (i) Lyudmyla Kichenok Stéphanie Foretz Irina Ramialison 6–3, 6–3Win 22. 26 April 2015 ITF Istanbul, Turkey Hard Lyudmyla Kichenok Valentyna Ivakhnenko Polina Monova 6–4, 6–3Loss 21. 5 February 2016 Launceston International, Australia Hard Mandy Minella You Xiaodi Zhu Lin 6–2, 5–7, [7–10]Win 23. 20 March 2016 ITF Irapuato, Mexico Hard Lyudmyla Kichenok Akiko Omae Prarthana Thombare 6–1, 6–4Loss 22. 11 March 2017 Zhuhai Open, China Hard Lyudmyla Kichenok Lesley Kerkhove Lidziya Marozava 4–6, 2–6Win 24. 19 March 2017 Pingshan Open, China Hard Lyudmyla Kichenok Eri Hozumi Valeria Savinykh 6–4, 6–4