H2H data updated: 2026-07-18 07:16 UTC

Jan-Michael Gambill vs Stefan Koubek H2H: 4-2

Jan-Michael Gambill holds a 4–2 lead over Stefan Koubek in their ATP head-to-head. Across 6 main-draw meetings, Jan-Michael Gambill leads 4–2 on hard courts. Most recently, Jan-Michael Gambill won the 2004 Washington third round 7-5 6-4.

USA Age 49 Right-Handed 190 cm / 6'3"
H2H
4 2
6 main draw meetings
AUT Age 49 Left-Handed 175 cm / 5'9"

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Aug 19, 2004* Washington ATP 250 R32 Hard Jan-Michael Gambill #80 7-5 6-4 Stefan Koubek #97 Match data
Mar 18, 2003* Miami Masters Masters 1000 R128 Hard Jan-Michael Gambill #40 2-6 6-3 6-2 Stefan Koubek #58 Match data
Jan 5, 2003* Doha ATP 250 F Hard Stefan Koubek #54 6-4 6-4 Jan-Michael Gambill #42 Match data
Aug 22, 2002* Long Island ATP 250 R32 Hard Jan-Michael Gambill #60 6-4 3-6 6-2 Stefan Koubek #40 Match data
Mar 3, 2000* Delray Beach ATP 250 R16 Hard Stefan Koubek #33 6-1 7-6(7) Jan-Michael Gambill #63 Match data
Sep 1, 1999* US Open Grand Slam R128 Hard Jan-Michael Gambill #53 7-5 6-1 6-4 Stefan Koubek #44 Match data

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 Finals 500 250 Titles
Jan-Michael Gambill #1,352 #14 1,655 1,956 201 191 51.3% 0 0 0 0 3 3
Stefan Koubek #906 #20 1,143 1,794 195 235 45.3% 0 0 0 0 3 3

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Age Jan-Michael Gambill Stefan Koubek
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
17 1994 0–1 0.0% #1219 1,485 0 0
18 1995 0–1 0.0% #555 1,487 0 0
19 1996 1–2 33.3% #311 1,481 0 0
20 1997 3–5 37.5% #186 1,520 0 0 1997 4–2 66.7% #125 1,543 0 0
21 1998 31–23 57.4% #38 1,764 0 0 1998 2–4 33.3% #93 1,533 0 0
22 1999 25–25 50.0% #58 1,764 0 1 1999 29–25 53.7% #46 1,681 0 1
23 2000 33–26 55.9% #33 1,804 0 1 2000 26–27 49.1% #54 1,627 0 2
24 2001 35–22 61.4% #21 1,745 0 2 2001 20–22 47.6% #63 1,698 0 2
25 2002 28–26 51.9% #42 1,755 0 2 2002 18–31 36.7% #54 1,578 0 2
26 2003 22–25 46.8% #51 1,642 0 3 2003 19–24 44.2% #53 1,647 0 3
27 2004 18–25 41.9% #95 1,595 0 3 2004 22–24 47.8% #60 1,754 0 3
28 2005 5–10 33.3% #191 1,557 0 3 2005 6–15 28.6% #182 1,568 0 3
29 2006 1–1 50.0% #687 1,567 0 3 2006 14–9 60.9% #80 1,693 0 3
30 2007 0–2 0.0% #1107 1,503 0 3 2007 22–26 45.8% #47 1,760 0 3
31 2008 3–6 33.3% #192 1,703 0 3
32 2009 6–11 35.3% #135 1,636 0 3
33 2010 3–5 37.5% #131 1,632 0 3
34 2011 0–1 0.0% #647 1,602 0 3