Kaito Uesugi (上杉 海斗^[1], Uesugi Kaito, born 2 June 1995) is a Japanese tennis player. He has a career high ATP doubles ranking of world No. 128 achieved on 2 October 2023 and a singles ranking of No. 650 achieved on 27 August 2018.^[2]

Uesugi made his ATP main draw debut at the 2018 Rakuten Japan Open Tennis Championships in the doubles draw partnering Yoshihito Nishioka.

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Aug 2018	Indonesia F2, Jakarta	Futures	Hard	Jeremy Beale	2–6, 2–6

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1	Jun 2016	Japan F8, Akishima	Futures	Carpet	Yuichi Ito	Katsuki Nagao Hiromasa Oku	4–6, 2–6
Loss	0–2	Mar 2017	Japan F1, Nishitama	Futures	Hard	Takuto Niki	Katsuki Nagao Hiromasa Oku	0–6, 6–7(2–7)
Win	1–2	Mar 2017	Japan F2, Nishitōkyō	Futures	Hard	Takuto Niki	Gengo Kikuchi Shunrou Takeshima	7–6(7–5), 6–7(2–7), [10–3]
Loss	1–3	Apr 2017	Japan F4, Tsukuba	Futures	Hard	Shintaro Imai	Hiroyasu Ehara Sho Katayama	6–2, 3–6, [6–10]
Win	2–3	Jul 2018	Hong Kong F2, Hong Kong	Futures	Hard	Yuta Shimizu	Congsup Congcar Issei Okamura	7–5, 6–0
Win	3–3	Aug 2018	Indonesia F2, Jakarta	Futures	Hard	Sho Shimabukuro	Kim Cheong-eui David Agung Susanto	6–3, 7–6(7–4)
Loss	3–4	Aug 2018	Indonesia F3, Jakarta	Futures	Hard	Francis Alcantara	Justin Barki Christopher Rungkat	3–6, 2–6
Win	4–4	Feb 2021	Egypt, Sharm El Sheikh	Futures	Hard	Shintaro Imai	Yu Hsiou Hsu Jumpei Yamasaki	7–6(7–4), 6–4
Loss	4–5	Jul 2021	Portugal, Idanha-a-Nova	Futures	Hard	Takuto Niki	Thomas Fancutt Evan Hoyt	3–6, 2–6
Loss	4–6	Dec 2021	Turkey, Antalya	Futures	Clay	Toshihide Matsui	Grigoriy Lomakin Oleg Prihodko	5–7, 6–3, [5-10]
Win	5–6	Jan 2022	Tunesia, Monastir	Futures	Hard	Naoki Tajima	Loic Cloes Marat Deviatiarov	(W/O)
Win	6–6	Jan 2022	Tunesia, Monastir	Futures	Hard	Naoki Tajima	Martin Breysach Arthur Bouquier	6–2, 7–6 7–5
Win	7–6	Feb 2022	Tunesia, Monastir	Futures	Hard	Jumpei Yamasaki	Sidane Pontjodikromo Alexander Weis	6–1, 6–1
Win	8–6	Feb 2022	Tunesia, Monastir	Futures	Hard	Shinji Hazawa	Alberto Barroso Campos Imanol Lopez Morillo	7–67–5, 6–4
Win	9–6	Apr 2022	Turkey, Antalya	Futures	Clay	Yuki Mochizuki	Timo Stodder Fletcher Scott	6–4, 1–6, [10–8]
Loss	9–7	Apr 2022	Turkey, Antalya	Futures	Clay	Yuki Mochizuki	Rimpei Kawakami Gengo Kikuchi	6–1, 6–76–8, [3–10]
Win	10–7	Apr 2022	Turkey, Antalya	Futures	Hard	Yuki Mochizuki	Nicolas Parizzia Damien Wenger	6–4, 6–4
Win	11–7	Jun 2022	M25 Harmon, Guam	World Tennis Tour	Hard	Toshihide Matsui	Nam Ji-sung Song Min-kyu	6-3, 0–6, [10–7]
Win	12–7	Sep 2022	M25 Kashiwa, Japan	World Tennis Tour	Hard	Toshihide Matsui	Naoki Tajima Seita Watanabe	6-3, 4–6, [10–5]
Loss	12–8	Nov 2022	Matsuyama, Japan	Challenger	Hard	Toshihide Matsui	Andrew Harris John-Patrick Smith	3–6, 6–4, [8–10]
Loss	12–9	Jan 2023	Nouméa, New Caledonia	Challenger	Hard	Toshihide Matsui	Colin Sinclair Rubin Statham	4–6, 3–6
Loss	12–10	Feb 2023	Puna, India	Challenger	Hard	Toshihide Matsui	Anirudh Chandrasekar Vijay Sundar Prashanth	1–6, 6–4, [3–10]
Loss	12–11	Jun 2023	Palmas del Mar, Puerto Rico	Challenger	Hard	Toshihide Matsui	Evan King Reese Stalder	6-3, 5–7, [9–11]
Loss	12–12	July 2023	Astana, Kazakhstan	Challenger	Hard	Toshihide Matsui	S D Prajwal Dev Niki Kaliyanda Poonacha	6-3, 7-6(4–7)
Win	13–12	Aug 2023	Porto, Portugal	Challenger	Hard	Toshihide Matsui	Rithvik Choudary Bollipalli Arjun Kadhe	6-7(5–7), 6–3, [10–5]
Loss	13–13	Nov 2023	Matsuyama, Japan	Challenger	Hard	Toshihide Matsui	Karol Drzewiecki Zdenek Kolar	3–6, 2–6
Loss	13–14	May 2024	Wuxi, China	Challenger	Hard	Toshihide Matsui	Reese Stalder Calum Puttergill	6–7 (8–10), 6–7 (4–7)
Loss	13–15	May 2024	Taipei, Taiwan	Challenger	Hard	Toshihide Matsui	Ray Ho Nam Ji-sung	2–6, 2–6

• Kaito Uesugi at the Association of Tennis Professionals
• Kaito Uesugi at the International Tennis Federation