Satoshi Iwabuchi (岩渕 聡, Iwabuchi Satoshi, born October 7, 1975) is a retired professional tennis player from Japan.

Satoshi Iwabuchi
Country (sports)Japan Japan
ResidenceKanagawa, Japan
Born (1975-10-07) 7 October 1975 (age 49)
Kanagawa, Japan
Height1.75 m (5 ft 9 in)
PlaysLeft-handed
Prize money$329,243
Singles
Career record6-17
Career titles0
Highest rankingNo. 223 (20 October 2003)
Grand Slam singles results
Australian OpenQ2 (1996, 2007)
French OpenQ1 (2000, 2003)
WimbledonQ3 (1998)
US OpenQ2 (1999)
Doubles
Career record28–26
Career titles1
Highest rankingNo. 125 (11 September 2006)
Grand Slam doubles results
Australian Open1R (2006)
Wimbledon1R (2000)
Other doubles tournaments
Olympic Games2R (1996)
Last updated on: 6 October 2021.

Iwabuchi won one ATP Tour doubles title in his career, the 2005 Japan Open, where he and Takao Suzuki defeated Simon Aspelin and Todd Perry in straight sets 5–4(3), 5–4(13).

As of May 17, 2009, Iwabuchi's highest singles ranking was world number 223, which he reached on October 20, 2003.

ATP career finals

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Doubles: 1 (1 title)

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Legend
Grand Slam tournaments (0–0)
ATP World Tour Finals (0–0)
ATP World Tour Masters Series(0–0)
ATP World Tour Championship Series (1–0)
ATP World Tour World Series (0–0)
Titles by surface
Hard (1–0)
Clay (0–0)
Grass (0–0)
Carpet (0–0)
Titles by setting
Outdoor (1–0)
Indoor (0–0)
Result W–L    Date    Tournament Tier Surface Partner Opponents Score
Win 1–0 Oct 2005 Tokyo, Japan Championship Series Hard   Takao Suzuki   Simon Aspelin
  Todd Perry
5–4(7–3), 5–4(15–13)

ATP Challenger and ITF Futures finals

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Singles: 28 (21–7)

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Legend
ATP Challenger (1–0)
ITF Futures (20–7)
Finals by surface
Hard (16–4)
Clay (2–0)
Grass (0–1)
Carpet (3–2)
Result W–L    Date    Tournament Tier Surface Opponent Score
Win 1–0 Nov 1998 Japan F6, Saitama Futures Hard   Akira Matsushita 6–4, 6–3
Win 2–0 May 1999 Japan F3, Fukuoka Futures Hard   Takahiro Terachi 6–2, 7–5
Win 3–0 May 1999 Japan F4, Fukuoka Futures Hard   Kwon Oh-Hee 6–3, 6–3
Loss 3–1 Jun 2001 Canada F2, Montreal Futures Hard   Benjamin Cassaigne 3–6, 6–7(2–7)
Loss 3–2 Jan 2002 USA F1, Aventura Futures Hard   Yves Allegro 6–4, 1–6, 5–7
Win 4–2 Mar 2002 Australia F1, Devonport Futures Hard   Ladislav Svarc 6–3, 3–6, 7–6(9–7)
Loss 4–3 Apr 2002 Japan F3, Takamori Futures Carpet   Michihisa Onoda 6–7(6–8), 2–6
Loss 4–4 Jan 2003 India F1, Lucknow Futures Grass   Todor Enev 2–6, 2–6
Win 5–4 Mar 2003 Burnie, Australia Challenger Hard   Paul Baccanello 6–2, 6–3
Win 6–4 May 2004 Japan F3, Tokyo Futures Hard   David Martin 2–6, 6–3, 6–3
Win 7–4 Sep 2004 Japan F6, Kashiwa Futures Hard   Ti Chen 6–4, 6–2
Win 8–4 Sep 2004 Japan F7, Tokyo Futures Hard   Michihisa Onoda 6–1, 4–6, 6–4
Win 9–4 Apr 2005 Japan F1, Kofu Futures Carpet   Im Kyu-Tae 6–2, 7–6(8–6)
Win 10–4 Apr 2005 Japan F2, Hokuto Futures Clay   David Martin 6–3, 7–5
Win 11–4 May 2005 Korea F2, Seogwipo Futures Hard   Im Kyu-Tae 2–6, 6–2, 6–3
Loss 11–5 Jun 2005 Japan F6, Kusatsu Futures Carpet   Atsuo Ogawa 6–7(5–7), 6–7(3–7)
Win 12–5 Feb 2006 Australia F2, Wollongong Futures Hard   Jamie Baker 6–2, 7–6(7–4)
Win 13–5 Apr 2006 Japan F1, Tokyo Futures Hard   Kwon Oh-Hee 6–4, 4–6, 6–1
Win 14–5 Jun 2006 Japan F6, Karuizawa Futures Clay   Adam Kennedy 6–2, 6–4
Win 15–5 Jun 2006 Japan F7, Kusatsu Futures Carpet   Yuichi Sugita 7–5, 6–2
Win 16–5 Oct 2006 Japan F11, Kashiwa Futures Hard   Nicholas Monroe 6–4, 6–1
Win 17–5 May 2007 Korea F3, Gimcheon Futures Hard   Go Soeda 6–1, 2–6, 6–3
Win 18–5 Sep 2007 Great Britain F16, Fox Hills Futures Hard   Alexander Slabinsky 6–3, 6–2
Win 19–5 Oct 2007 Japan F10, Kashiwa Futures Hard   Gouichi Motomura 6–3, 6–3
Loss 19–6 Apr 2008 China F4, Taizhou Futures Hard   Zhe Li 6–2, 5–7, 5–7
Win 20–6 May 2008 Korea F3, Daegu Futures Hard   Im Kyu-Tae 6–0, 7–6(7–2)
Loss 20–7 May 2008 Korea F4, Seogwipo Futures Hard   Dylan Seong-Kwan Kim 7–5, 3–6, ret.
Win 21–7 Sep 2008 Japan F9, Sapporo Futures Carpet   Gouichi Motomura 6–2, 6–3

Doubles: 31 (14–17)

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Legend
ATP Challenger (7–6)
ITF Futures (7–11)
Finals by surface
Hard (8–14)
Clay (3–0)
Grass (1–1)
Carpet (2–2)
Result W–L    Date    Tournament Tier Surface Partner Opponents Score
Win 1–0 Apr 1996 Nagoya, Japan Challenger Hard   Takao Suzuki   Ben Ellwood
  Peter Tramacchi
7–6, 7–6
Loss 1–1 Feb 1997 Kyoto, Japan Challenger Carpet   Takao Suzuki   Mahesh Bhupathi
  Wayne Black
4–6, 7–6, 1–6
Win 2–1 Aug 1998 Belo Horizonte, Brazil Challenger Hard   Thomas Shimada   Jeff Coetzee
  Damien Roberts
6–7, 7–5, 7–5
Win 3–1 May 1999 Japan F4, Fukuoka Futures Hard   Mitsuru Takada   Tetsuya Chaen
  Tasuku Iwami
6–4, 6–4
Win 4–1 Jul 1999 Córdoba, Spain Challenger Hard   Oleg Ogorodov   Noam Behr
  Eyal Erlich
6–3, 6–2
Loss 4–2 Oct 1999 Indonesia F5, Jakarta Futures Hard   Hideki Kaneko   Thomas Shimada
  Myles Wakefield
2–6, 7–6, 6–7
Win 5–2 Nov 1999 Yokohama, Japan Challenger Carpet   Thomas Shimada   Michael Joyce
  Kyle Spencer
6–2, 6–4
Win 6–2 Dec 1999 Jaipur, India Challenger Grass   Tomas Anzari   Ivo Karlović
  Yuri Schukin
7–6, 4–6, 7–6
Win 7–2 Mar 2000 Bombay, India Challenger Hard   Tomas Anzari   Maxime Boyé
  Eyal Erlich
7–6(11–9), 6–4
Loss 7–3 Mar 2000 Kyoto, Japan Challenger Carpet   Yaoki Ishii   Martin Hromec
  Tom Spinks
4–6, 6–7(5–7)
Loss 7–4 May 2000 Uzbekistan F2, Namangan Futures Hard   Yaoki Ishii   Jonathan Erlich
  Lior Mor
2–6, 6–4, 4–6
Win 8–4 Sep 2001 Japan F6, Kashiwa Futures Hard   Mitsuru Takada   Katsushi Fukuda
  Benedikt Stronk
6–4, 7–5
Loss 8–5 Jan 2003 India F1, Lucknow Futures Grass   Kim Dong-Hyun   Peter Handoyo
  Suwandi Suwandi
4–6, 2–6
Loss 8–6 Feb 2003 Great Britain F3, Southampton Futures Hard   Michihisa Onoda   Jonathan Marray
  David Sherwood
3–6, 5–7
Loss 8–7 Apr 2004 Busan, South Korea Challenger Hard   Tasuku Iwami   Sanchai Ratiwatana
  Sonchat Ratiwatana
7–6(7–5), 6–7(1–7), 4–6
Loss 8–8 Feb 2005 New Zealand F1, Hamilton Futures Hard   Hiroyasu Sato   Scott Lipsky
  Alexander Hartman
6–7(5–7), 3–6
Win 9–8 Jun 2006 Japan F6, Karuizawa Futures Clay   Yaoki Ishii   Katsushi Fukuda
  Yuichi Ito
6–3, 6–0
Win 10–8 Aug 2006 Samarkand, Uzbekistan Challenger Clay   Gouichi Motomura   Jun Woong-sun
  Frank Moser
2–6, 6–2, [10–5]
Loss 10–9 May 2007 Korea F2, Daegu Futures Hard   Toshihide Matsui   Yu Xinyuan
  Zeng Shaoxuan
3–6, 7–5, 3–6
Loss 10–10 Jul 2007 Granby, Canada Challenger Hard   Philip Stolt   Sanchai Ratiwatana
  Sonchat Ratiwatana
2–6, 6–7(4–7)
Loss 10–11 Sep 2007 Great Britain F16, Fox Hills Futures Hard   Yaoki Ishii   Robert Searle
  Ken Skupski
6–4, 3–6, 4–6
Loss 10–12 Nov 2007 Yokohama, Japan Challenger Hard   Toshihide Matsui   Go Soeda
  Hiroki Kondo
7–6(7–5), 3–6, [9–11]
Loss 10–13 Jan 2008 Waikoloa, United States Challenger Hard   Go Soeda   Scott Lipsky
  David Martin
4–6, 7–5, [7–10]
Loss 10–14 May 2008 Korea F3, Daegu Futures Hard   Toshihide Matsui   Kim Young-Jun
  Kwon Oh-Hee
6–3, 6–7(5–7), [7–10]
Win 11–14 Sep 2008 Japan F9, Sapporo Futures Carpet   Ko Suzuki   Hiroki Kondo
  Takahiro Terachi
6–3, 1–6, [10–7]
Win 12–14 Mar 2009 Japan F2, Tokyo Futures Hard   Gouichi Motomura   Sho Aida
  Bumpei Sato
6–2, 4–6, [10–8]
Win 13–14 Apr 2009 Korea F2, Seogwipo Futures Hard   Gouichi Motomura   Zhe Li
  Clement Reix
6–3, 6–4
Win 14–14 Jun 2009 Japan F4, Karuizawa Futures Clay   Hiroki Kondo   Tasuku Iwami
  Hiroyasu Sato
7–6(7–5), 6–2
Loss 14–15 Jul 2009 Korea F5, Gyeongsan Futures Hard   Gouichi Motomura   Chen Ti
  Yang Tsung-Hua
6–7(4–7), 4–6
Loss 14–16 Jul 2009 Korea F6, Gyeongsan Futures Hard   Chen Ti   Lee Hsin-Han
  Yang Tsung-Hua
6–7(4–7), 7–5, [8–10]
Loss 14–17 Aug 2009 Thailand F1, Nonthaburi Futures Hard   Gouichi Motomura   Milos Raonic
  Nikolaus Moser
6–0, 6–7(2–7), [3–10]

Performance timeline

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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.

Singles

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Tournament 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 SR W–L Win %
Grand Slam tournaments
Australian Open Q2 Q1 A A Q1 A A A A A Q1 Q2 0 / 0 0–0  – 
French Open A A A A Q1 A A Q1 A A A A 0 / 0 0–0  – 
Wimbledon A A Q3 Q2 Q1 A A Q2 A A A Q2 0 / 0 0–0  – 
US Open Q1 Q1 A Q2 A A A Q1 A A A A 0 / 0 0–0  – 
Win–loss 0–0 0–0 0–0 0–0 0–0 0–0 0–0 0–0 0–0 0–0 0–0 0–0 0 / 0 0–0  – 
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