Nadiia Viktorivna Kichenok (Ukrainian: Надія Вікторівна Кіченок, 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 ten 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 9–7 as of July 2025.[1] 
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.[2] 
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.[3] They also won the 2021 Chicago Women's Open, winning the final against her sister Lyudmyla and Makoto Ninomiya in a deciding champions tiebreak.[4] 
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.[5] 
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.[6] 
With her sister, she reached the quarterfinals at the 2024 Paris Olympics.[7] 
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.[8][9] 
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.[10][11] 
 Apparel and equipment
 Nadiia Kichenok is sponsored by Mizuno and Wilson (racket). 
   Key   | W | F | SF | QF | #R | RR | Q# | P# | DNQ | A | Z# | PO | G | S | B | NMS | NTI | P | NH | 
 (W) winner; (F) finalist; (SF) semifinalist; (QF) quarterfinalist; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage; (Q#) qualification round; (P#) preliminary round; (DNQ) did not qualify; (A) absent; (Z#) Davis/Fed Cup Zonal Group (with number indication) or (PO) play-off; (G) gold, (S) silver or (B) bronze Olympic/Paralympic medal; (NMS) not a Masters tournament; (NTI) not a Tier I tournament; (P) postponed; (NH) not held; (SR) strike rate (events won / competed); (W–L) win–loss record. 
 To avoid confusion and double counting, these charts are updated at the conclusion of a tournament or when the player's participation has ended.
 Doubles
  Significant finals
 WTA Elite Trophy
 Singles: 1 (title)
  WTA Tour finals
 Doubles: 20 (10 titles, 11 runner-ups)
    |    | Legend |   | WTA Elite Trophy (1–0) |   | WTA 1000 (0–0) |   | WTA 500 (1–4) |   | WTA 250 (8–7) |  |   | Finals by surface |   | Hard (8–7) |   | Clay (2–3) |   | Grass (0–1) |   | Carpet (0–0) |  | 
    | Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score | 
  | Loss | 0–1 | Sep 2011 | Tashkent Open, Uzbekistan | International[a] | Hard |  Lyudmyla Kichenok |  Eleni Daniilidou 
  Vitalia Diatchenko | 4–6, 3–6 | 
  | Loss | 0–2 | Jan 2014 | Shenzhen Open, China | International | Hard |  Lyudmyla Kichenok |  Monica Niculescu 
  Klára Zakopalová | 3–6, 4–6 | 
  | Win | 1–2 | Jan 2015 | Shenzhen Open, China | International | Hard |  Lyudmyla Kichenok |  Liang Chen 
  Wang Yafan | 6–4, 7–6(8–6) | 
  | Loss | 1–3 | May 2015 | Internationaux de Strasbourg, France | International | Clay |  Zheng Saisai |  Chuang Chia-jung 
  Liang Chen | 6–4, 4–6, [10–12] | 
  | Win | 2–3 | Aug 2016 | Brasil Tennis Cup, Brazil | International | Hard |  Lyudmyla Kichenok |  Tímea Babos 
  Réka Luca Jani | 6–3, 6–1 | 
  | Loss | 2–4 | Apr 2017 | Monterrey Open, Mexico | International | Hard |  Dalila Jakupovic |  Nao Hibino 
  Alicja Rosolska | 2–6, 6–7 (4–7) | 
  | Win | 3–4 | Apr 2017 | İstanbul Cup, Turkey | International | Clay |  Dalila Jakupovic |  Nicole Melichar 
 .svg.png) Elise Mertens | 7–6(8–6), 6–2 | 
  | Loss | 3–5 | May 2018 | Internationaux de Strasbourg, France | International | Clay | .svg.png) Anastasia Rodionova |  Mihaela Buzărnescu 
  Raluca Olaru | 5–7, 5–7 | 
  | Loss | 3–6 | Aug 2018 | Silicon Valley Classic, US | Premier[b] | Hard |  Lyudmyla Kichenok |  Latisha Chan 
  Květa Peschke | 4–6, 1–6 | 
  | Win | 4–6 | Nov 2018 | WTA Elite Trophy, China | Elite Trophy | Hard |  Lyudmyla Kichenok |  Shuko Aoyama 
  Lidziya Marozava | 6–4, 3–6, [10–7] | 
  | Win | 5–6 | Jan 2020 | Hobart International, Australia | International | Hard |  Sania Mirza |  Peng Shuai 
  Zhang Shuai | 6–4, 6–4 | 
  | Win | 6–6 | Mar 2021 | St. Petersburg Trophy, Russia | WTA 500 | Hard (i) |  Raluca Olaru |  Kaitlyn Christian 
  Sabrina Santamaria | 2–6, 6–3, [10–8] | 
  | Loss | 6–7 | Jun 2021 | Bad Homburg Open, Germany | WTA 250 | Grass |  Raluca Olaru |  Darija Jurak 
  Andreja Klepač | 3–6, 1–6 | 
  | Win | 7–7 | Aug 2021 | Chicago Women's Open, US | WTA 250 | Hard |  Raluca Olaru |  Lyudmyla Kichenok 
  Makoto Ninomiya | 7–6(8–6), 5–7, [10–8] | 
  | Loss | 7–8 | Oct 2021 | Kremlin Cup, Russia | WTA 500 | Hard (i) |  Raluca Olaru |  Jeļena Ostapenko 
  Kateřina Siniaková | 2–6, 6–4, [8–10] | 
  | Win | 8–8 | Oct 2022 | Tallinn Open, Estonia | WTA 250 | Hard (i) |  Lyudmyla Kichenok |  Nicole Melichar-Martinez 
  Laura Siegemund | 7–5, 4–6, [10–7] | 
  | Loss | 8–9 | Feb 2023 | Linz Open, Austria | WTA 250 | Hard (i) |  Anna-Lena Friedsam |  Natela Dzalamidze 
  Viktória Kužmová | 6–4, 5–7, [10–12] | 
  | Win | 9–9 | Sep 2023 | Japan Women's Open | WTA 250 | Hard |  Anna-Lena Friedsam |  Anna Kalinskaya 
  Yulia Putintseva | 7–6(7–3), 6–3 | 
  | Loss | 9–10 | Apr 2024 | Charleston Open, US | WTA 500 | Clay |  Lyudmyla Kichenok |  Ashlyn Krueger 
  Sloane Stephens | 6–1, 3–6, [7–10] | 
  | Loss | 9–11 | Jan 2025 | Linz Open, Austria | WTA 500 | Hard |  Lyudmyla Kichenok |  Tímea Babos 
  Luisa Stefani | 6–3, 5–7, [4–10] | 
  | Win | 10–11 | Jul 2025 | Hamburg Open, Germany | WTA 250 | Clay |  Makoto Ninomiya |  Anna Bondár 
  Arantxa Rus | 6–4, 3–6, [11–9] | 
 WTA Challenger finals
 Doubles: 2 (2 runner-ups)
  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 surface |   | Hard (4–6) |   | Carpet (0–1) |  | 
    | Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score | 
  | Loss | 0–1 | Oct 2009 | ITF Kharkiv, Ukraine | 10,000 | Carpet (i) |  Lyudmyla Kichenok | 7–6(2), 2–6, 3–6 | 
  | Loss | 0–2 | Apr 2011 | ITF Minsk, Belarus | 25,000 | Hard (i) |  Olga Puchkova | 2–6, 5–7 | 
  | Loss | 0–3 | May 2012 | Fergana Challenger, Uzbekistan | 25,000 | Hard |  Donna Vekić | 2–6, 2–6 | 
  | Loss | 0–4 | Jun 2012 | ITF Qarshi, Uzbekistan | 10,000 | Hard |  Ksenia Milevskaya | 4–6, 5–7 | 
  | Win | 1–4 | Jun 2012 | ITF Qarshi, Uzbekistan | 25,000 | Hard |  Tadeja Majerič | 6–3, 7–6(3) | 
  | Loss | 1–5 | Sep 2012 | ITF Yoshkar-Ola, Russia | 25,000 | Hard (i) |  Margarita Gasparyan | 5–7, 6–7(3) | 
  | Loss | 1–6 | Jan 2013 | Blossom Cup, China | 50,000 | Hard |  Varatchaya Wongteanchai | 2–6, 7–6(5), 6–7(5) | 
  | Loss | 1–7 | Mar 2013 | ITF Tallinn, Estonia | 25,000 | Hard (i) |  Aliaksandra Sasnovich | 6–7(3), 2–6 | 
  | Win | 2–7 | Apr 2013 | ITF Namangan, Uzbekistan | 25,000 | Hard |  Oksana Kalashnikova | 6–2, 6–3 | 
  | Win | 3–7 | Jul 2013 | President's Cup, Kazakhstan | 100,000 | Hard | .svg.png) Maria João Koehler | 6–4, 7–5 | 
  | Win | 4–7 | Nov 2013 | ITF Astana, Kazakhstan | 25,000 | Hard (i) |  Ilona Kremen | 6–3, 6–1 | 
 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 surface |   | Hard (18–11) |   | Clay (2–9) |   | Carpet (4–2) |  | 
   | Result | No. | Date | Tournament | Surface | Partnering | Opponents | Score | 
  | Loss | 1. | 1 October 2006 | Royal Cup Podgorica, Montenegro | Clay |  Lyudmyla Kichenok |  Josipa Bek 
 .svg.png) Karolina Jovanović | 4–6, 7–5, 2–6 | 
  | Loss | 2. | 25 May 2007 | ITF Cherkassy, Ukraine | Clay |  Lyudmyla Kichenok |  Katerina Avdiyenko 
  Anna Zaporozhanova | 6–7(3), 2–6 | 
  | Loss | 3. | 3 August 2008 | ITF Dnipropetrovsk, Ukraine | Clay |  Lyudmyla Kichenok |  Vasilisa Davydova 
  Maria Kondratieva | 3–6, 1–6 | 
  | Loss | 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, 1–6 | 
  | Loss | 6. | 22 May 2009 | ITF Kharkiv, Ukraine | Clay |  Lyudmyla Kichenok |  Ksenia Milevskaya 
  Lesia Tsurenko | 4–6, 4–6 | 
  | Win | 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, 6–1 | 
  | Win | 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, 4–6 | 
  | Loss | 8. | 7 February 2010 | ITF Rancho Mirage, United States
 | Hard |  Lyudmyla Kichenok | .svg.png) Monique Adamczak 
  Abigail Spears | 3–6, 4–6 | 
  | Loss | 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, 6–2 | 
  | Loss | 11. | 21 May 2010 | ITF Kharkiv, Ukraine | Clay |  Lyudmyla Kichenok |  Katerina Avdiyenko 
  Ksenia Milevskaya | 4–6, 2–6 | 
  | Loss | 12. | 27 June 2010 | ITF Périgueux, France | Clay |  Lyudmyla Kichenok |  Elise Tamaëla 
  Scarlett Werner | 2–6, 1–6 | 
  | Loss | 13. | 3 July 2010 | ITF Mont-de-Marsan, France | Clay |  Constance Sibille |  Lara Arruabarrena 
  Inès Ferrer Suarez | 3–6, 1–6 | 
  | Win | 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, 6–3 | 
  | Win | 8. | 30 April 2011 | ITF Minsk, Belarus | Hard (i) |  Lyudmyla Kichenok |  Teodora Mirčić 
  Nicole Rottmann | 6–1, 6–2 | 
  | Loss | 14. | 5 June 2011 | Přerov Cup, Czech Republic | Clay |  Lyudmyla Kichenok |  Kateřina Kramperová 
  Karolína Plíšková | 3–6, 4–6 | 
  | Win | 9. | 16 October 2011 | Open de Touraine, France | Hard (i) |  Lyudmyla Kichenok |  Eirini Gergatou 
  Irena Pavlovic | 6–2, 6–0 | 
  | Win | 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, 4–6 | 
  | Win | 11. | 20 May 2012 | Fergana Challenger, Uzbekistan | Hard |  Lyudmyla Kichenok |  Albina Khabibulina 
  Anastasiya Vasylyeva | 6–4, 6–1 | 
  | Win | 12. | 16 June 2012 | ITF Bukhara, Uzbekistan | Hard |  Lyudmyla Kichenok |  Valentina Ivakhnenko 
  Kateryna Kozlova | 7–5, 7–5 | 
  | Win | 13. | 21 July 2012 | ITF Donetsk, Ukraine | Hard |  Lyudmyla Kichenok |  Valentyna Ivakhnenko 
  Kateryna Kozlova | 6–2, 7–5 | 
  | Loss | 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, 6–4 | 
  | Loss | 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, 6–3 | 
  | Win | 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, 6–2 | 
  | Win | 19. | 9 November 2013 | ITF Astana, Kazakhstan | Hard (i) |  Lyudmyla Kichenok |  Alexandra Artamonova 
  Eugeniya Pashkova | 6–1, 6–1 | 
  | Loss | 20. | 15 November 2013 | Dubai Tennis Challenge, UAE | Hard |  Lyudmyla Kichenok |  Olga Savchuk 
  Vitalia Diatchenko | 5–7, 1–6 | 
  | Win | 20. | 1 November 2014 | Open Nantes Atlantique, France | Hard (i) |  Lyudmyla Kichenok |  Stéphanie Foretz 
  Amandine Hesse | 6–2, 6–3 | 
  | Win | 21. | 21 February 2015 | ITF Kreuzlingen, Switzerland | Carpet (i) |  Lyudmyla Kichenok |  Stéphanie Foretz 
  Irina Ramialison | 6–3, 6–3 | 
  | Win | 22. | 26 April 2015 | ITF Istanbul, Turkey | Hard |  Lyudmyla Kichenok |  Valentyna Ivakhnenko 
  Polina Monova | 6–4, 6–3 | 
  | Loss | 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, 6–4 | 
  | Loss | 22. | 11 March 2017 | Zhuhai Open, China | Hard |  Lyudmyla Kichenok |  Lesley Kerkhove 
  Lidziya Marozava | 4–6, 2–6 | 
  | Win | 24. | 19 March 2017 | Pingshan Open, China | Hard |  Lyudmyla Kichenok |  Eri Hozumi 
  Valeria Savinykh | 6–4, 6–4 | 
 Notes
  References
  External links