Nagi Hanatani (華谷和生, Hanatani Nagi, born 7 March 1995) is a Japanese tennis player.

Hanatani has a career-high WTA singles ranking of 356, achieved on 10 August 2020. She also has a career-high WTA doubles ranking of 369, reached on 28 January 2019.^[1]

Hanatani made her WTA Tour debut at the 2021 Tennis in the Land, after entering the singles main draw as a lucky loser. She reached the second round, after Anna Blinkova retired after just one game,^[2] but lost her second-round match against Kateřina Siniaková without winning a game.^{[citation needed]}

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Oct 2019	ITF Makinohara, Japan	W25	Hard	Paula Badosa	5–7, 1–6

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Win	1–0	Mar 2014	ITF Kofu, Japan	W10	Hard	Hikari Yamamoto	Riko Fujioka Hayaka Murase	3–6, 6–2, [10–7]
Win	2–0	Jul 2016	ITF Hong Kong, China	W10	Hard	Alana Parnaby	Gai Ao Zhang Ying	6–4, 4–6, [13–11]
Loss	2–1	Apr 2024	Lopota Open, Georgia	W50	Hard	Urszula Radwańska	Viktória Hrunčáková Tereza Valentová	2–6, 1–6

• Nagi Hanatani at the Women's Tennis Association
• Nagi Hanatani at the International Tennis Federation