Rei Sakamoto

Country (sports)	Japan
Born	(2006-06-24) 24 June 2006 (age 18) Nagoya, Japan
Height	1.95 m (6 ft 5 in)
Plays	Right-handed (two-handed backhand)
Prize money	US $44,162
Singles
Career record	0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles	0 1 Challenger
Highest ranking	No. 365 (6 January 2025)
Current ranking	No. 365 (6 January 2025)
Grand Slam singles results
Australian Open	Q1 (2025)
Australian Open Junior	W (2024)
French Open Junior	QF (2024)
Wimbledon Junior	3R (2023)
US Open Junior	SF (2024)
Doubles
Career record	0–1 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles	0
Highest ranking	No. 848 (2 December 2024)
Current ranking	No. 848 (2 December 2024)
Grand Slam doubles results
Australian Open Junior	SF (2024)
French Open Junior	F (2024)
Wimbledon Junior	1R (2023)
US Open Junior	W (2024)
Last updated on: 12 January 2024.

Rei Sakamoto (坂本怜, Sakamoto Rei, born 24 June 2006) is a Japanese tennis player. He has a career high ATP singles ranking of world No. 365 achieved on 6 January 2025. He also has a career high ATP doubles ranking of No. 848 achieved on that same date.^[1]

Sakamoto won the 2024 Australian Open boys' singles title after defeating Jan Kumstát in three sets.^[2][3] Partnering Maxim Mrva, he also won the boys' doubles at the 2024 US Open, defeating Denis Peták and Flynn Thomas in the final.^[4]

He received a wildcard for qualifying competition at the 2024 Miami Open but lost to Vít Kopřiva in the first round.^[5]

At the age of 18 and five months, Sakamoto won his first title at the 2024 Yokkaichi Challenger becoming the second youngest Japanese titlist after Kei Nishikori to lift an ATP Challenger trophy in history. As a result he reached the top 500 in the rankings on 2 December 2024.^[6][7]

Sakamoto received a wildcard for the qualifying competition at the 2025 Australian Open.^[8]

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	Nov 2024	Yokkaichi, Japan	Challenger	Hard	Christoph Negritu	1–6, 6–3, 6–4

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Win	1–0	Feb 2024	M15 Sharm El Sheikh, Egypt	WTT	Hard	Jan Hrazdil	Emile Hudd David Stevenson	6–3, 6–7(8–10), [11–9]
Loss	1–1	May 2024	M15 Cervia, Italy	WTT	Clay	Federico Bondioli	Gianluca Cadenasso Jacopo Bilardo	walkover

Result	Year	Tournament	Surface	Opponent	Score
Win	2024	Australian Open	Hard	Jan Kumstát	3–6, 7–6(7–2), 7–5

Result	Year	Tournament	Surface	Partner	Opponents	Score
Loss	2024	French Open	Clay	Federico Cinà	Nicolai Budkov Kjær Joel Schwärzler	4–6, 6–7(3–7)
Win	2024	US Open	Hard	Maxim Mrva	Denis Peták Flynn Thomas	7–5, 7–6(7–1)

• Rei Sakamoto at the Association of Tennis Professionals
• Rei Sakamoto at the International Tennis Federation

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