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Yuki Naito
内藤祐希
Singles
Naito at the 2022 French Open
Country (sports)	Japan
Born	(2001-02-16) 16 February 2001 (age 22) Niigata, Japan
Plays	Right-handed (two-handed backhand)
Prize money	US$373,275
Career record	154–110 (58.3%)
Career titles	6 ITF
Highest ranking	No. 169 (5 April 2021)
Current ranking	No. 412 (8 January 2024)
Grand Slam singles results
Australian Open	Q2 (2020, 2021)
French Open	Q3 (2022)
Wimbledon	Q1 (2022)
US Open	Q2 (2021)
Doubles
Career record	64–38 (62.7%)
Career titles	8 ITF
Highest ranking	No. 224 (13 August 2018)
Current ranking	No. 322 (8 January 2024)
Last updated on: 8 January 2024.

Yuki Naito (内藤祐希, Naitō Yūki, born 16 February 2001) is a Japanese tennis player. Naito has been ranked as high as world No. 169 in singles and No. 224 in doubles by the Women's Tennis Association (WTA).

On the ITF Junior Circuit, Naito's career-high ranking was world No. 15.

Career

In November 2016, she won the doubles tournament of the Ando Securities Open in Tokyo, partnering Rika Fujiwara. The pair defended their title the following year.

Performance timeline

**Key**
W	F	SF	QF	#R	RR	Q#	DNQ	A	NH

(W) winner; (F) finalist; (SF) semifinalist; (QF) quarterfinalist; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage; (Q#) qualification round; (DNQ) did not qualify; (A) absent; (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.

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

Singles

Current after the 2022 Pan Pacific Open.

Tournament	2020	2021	2022	2023	SR	W–L	Win%
Grand Slam tournaments
Australian Open	Q2	Q2	Q1	Q1	0 / 0	0–0	–
French Open	Q2	Q1	Q3	A	0 / 0	0–0	–
Wimbledon	NH	A	Q1	A	0 / 0	0–0	–
US Open	A	Q2	Q1	A	0 / 0	0–0	–
Win–loss	0–0	0–0	0–0	0–0	0 / 0	0–0	–
Career statistics
Tournaments	0	1	1		Career total: 2
Overall win-loss	0–0	0–3	0–1		0 / 2	0–4	0%
Year-end ranking	184	257			$326,468

ITF Circuit finals

Singles: 14 (6 titles, 8 runner-ups)

Legend
W60/75 tournaments (0–2)
W25/35 tournaments (4–3)
W15 tournaments (2–3)

Finals by surface
Hard (1–2)
Clay (5–5)
Carpet (0–1)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	Feb 2019	ITF Antalya, Turkey	W15	Clay	Joanne Züger	6–2, 3–6, 6–3
Loss	1–1	Feb 2019	ITF Antalya, Turkey	W15	Clay	Maryna Chernyshova	6–7⁽³⁾, 6–2, 2–6
Loss	1–2	Mar 2019	ITF Antalya, Turkey	W15	Clay	Seone Mendez	5–7, 6–7⁽³⁾
Loss	1–3	Apr 2019	ITF Antalya, Turkey	W15	Clay	Nika Radišić	3–6, 6–4, 6–7⁽⁵⁾
Loss	1–4	May 2019	ITF Kurume, Japan	W60	Carpet	Rebecca Marino	4–6, 6–7⁽⁰⁾
Win	2–4	Jun 2019	ITF Kaltenkirchen, Germany	W15	Clay	Clara Tauson	4–6, 6–4, 6–0
Win	3–4	Jul 2019	ITF Turin, Italy	W25	Clay	Elisabetta Cocciaretto	6–3, 6–4
Win	4–4	Aug 2019	ITF Nonthaburi, Thailand	W25	Hard	Wang Xinyu	6–2, 6–7⁽⁴⁾, 3–6
Win	5–4	Sep 2019	ITF Pula, Italy	W25	Clay	Tessah Andrianjafitrimo	3–6, 7–5, 6–2
Win	6–4	Mar 2021	ITF Buenos Aires, Argentina	W25	Clay	Carolina Alves	1–6, 6–4, 6–3
Loss	6–5	Jan 2022	ITF Manacor, Spain	W25	Hard	Justina Mikulskytė	3–6, 3–6
Loss	6–6	Apr 2022	ITF Canberra, Australia	W60	Clay	Jang Su-jeong	7–6⁽³⁾, 1–6, 4–6
Loss	6–7	May 2022	ITF Split, Croatia	W25	Clay	Anastasia Kulikova	6–7⁽⁴⁾, 1–6
Loss	6–8	Oct 2023	ITF Cairns, Australia	W25	Hard	Taylah Preston	4–6, 4–6

Doubles: 13 (8 titles, 5 runner-ups)

Legend
W100 tournaments (2–0)
W80 tournaments (1–0)
W60/75 tournaments (1–2)
W40/50 tournaments (0–1)
W25/35 tournaments (4–2)

Finals by surface
Hard (4–1)
Clay (4–4)

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Win	1–0	Nov 2016	ITF Tokyo, Japan	W100	Hard	Rika Fujiwara	Jamie Loeb An-Sophie Mestach	6–4, 6–7⁽¹²⁾, [10–8]
Win	2–0	Nov 2017	ITF Tokyo, Japan (2)	W100	Hard	Rika Fujiwara	Eri Hozumi Junri Namigata	6–1, 6–3
Win	3–0	May 2018	ITF Gifu, Japan	W80	Hard	Rika Fujiwara	Ksenia Lykina Emily Webley-Smith	7–5, 6–4
Loss	3–1	Jun 2018	ITF Klosters, Switzerland	W25	Clay	Lucie Hradecká	Akgul Amanmuradova Ekaterine Gorgodze	2–6, 3–6
Loss	3–2	Jul 2019	ITF Biella, Italy	W25	Clay	Chihiro Muramatsu	Elena Bogdan Réka Luca Jani	1–6, 3–6
Win	4–2	Jul 2019	ITF Turin, Italy	W25	Clay	Chihiro Muramatsu	Mayar Sherif Melanie Stokke	6–0, 6–2
Win	5–2	Oct 2019	ITF Pula, Italy	W25	Clay	Eri Hozumi	Amina Anshba Anastasia Dețiuc	6–4, 7–6⁽¹⁾
Loss	5–3	Apr 2021	ITF Bellinzona, Switzerland	W60	Clay	Rebecca Marino	Anna Danilina Ekaterine Gorgodze	5–7, 3–6
Loss	5–4	Mar 2022	ITF Canberra, Australia	W60	Clay	Moyuka Uchijima	Han Na-lae Jang Su-jeong	6–3, 2–6, [5–10]
Win	6–4	Mar 2023	ITF Canberra, Australia	W60	Clay	Erina Hayashi	Destanee Aiava Olivia Gadecki	7–6^(7–2), 7–5
Win	7–4	Jul 2023	ITF Stuttgart, Germany	W25	Clay	Mana Kawamura	Denisa Hindová Karolína Kubáňová	6–2, 6–7⁽⁴⁾, [10–7]
Win	8–4	Oct 2023	ITF Cairns, Australia	W25	Hard	Naho Sato	Lizette Cabrera Maddison Inglis	4–6, 6–3, [10–2]
Loss	8–5	Jan 2024	ITF Nonthaburi, Thailand	W50	Hard	Maja Chwalińska	Anna Sisková Ksenia Zaytseva	5–7, 6–7⁽³⁾