AGATHANo gut feelings

TennisATPLeft-handed

Stefan Koubek

AustriaAge, ranking and results

Stefan Koubek is a retired tennis player who reached a career-high ATP Tour ranking of No. 20 on March 13, 2000.

82ATP Tour matches since 2007

Updated

About Stefan Koubek

Stefan Koubek, a retired tennis player from Austria, was born on January 2, 1977, in Klagenfurt. He played left-handed with a two-handed backhand and turned pro in 1994. On March 13, 2000, Koubek reached a career-high ATP Tour ranking of No. 20, and he retired in 2011.

Match history82

Every ATP Tour, Grand Slam and Olympic main-draw match in our records, newest first. A walkover is listed but never counted in a record.

2011: 0-1

DateTournamentRoundOpponentResultScoreSurface
Feb 1ATP PBZ Zagreb IndoorsRound 1Radek StepanekL3-6, 2-6Hard

How he is doing nowThrough Feb 1

Last 103-7LLLLLWLWWLNewest first. Five losses in a row.

CareerPro since 1994

32years1994 to 2011
  1. 2007First ATP matchBeat Bartolome Salva-Vidal, ATP Chennai Open
  2. 2000Career high No. 20Mar 13, 2000
  3. Feb 1, 2011Latest matchLost to Radek Stepanek, ATP PBZ Zagreb Indoors

Grand Slam titles

AO0Round 3 (2010)5-4 in our records
RG0Round 2 (2007)1-2 in our records
WIM0Round 2 (2009)1-3 in our records
USO0Round 3 (2007)2-1 in our records

First ATP match

Jan 2, 2007: beat Bartolome Salva-Vidal 2-6, 6-3, 7-5ATP Chennai Open, on hard

Latest match

Feb 1, 2011: lost to Radek Stepanek 3-6, 2-6ATP PBZ Zagreb Indoors, Round 1, on hard court

Most often against

The players he has met most in our records, with the head-to-head.

Carlos Moya4 meetings, finals 0-0
3-1Koubek leads

Last: Jan 14, 2008, Australian Open Round 1, won

Mikhail Youzhny4 meetings, finals 0-0
2-2All square

Last: May 20, 2009, ATP Interwetten Austrian Open Round 2, lost

Feliciano Lopez3 meetings, finals 0-0
1-2Koubek trails

Last: Feb 21, 2010, ATP Barclays Dubai Round 1, won

Ivan Ljubicic3 meetings, finals 0-0
1-2Koubek trails

Last: Dec 31, 2007, ATP Qatar ExxonMobil Open Round 1, lost

Agustin Calleri2 meetings, finals 0-0
2-0Koubek leads

Last: Jan 15, 2008, Australian Open Round 2, won

Christophe Rochus2 meetings, finals 0-0
1-1All square

Last: Feb 27, 2009, ATP Delray Beach International Tennis Championship Quarterfinal, lost

Sources and updates

Results and schedules come from Agatha's own records of the ATP Tour.

Updated Oct 5, 2026, 3:12 PM ET. Results and form refresh after every match; biography facts are checked weekly.