Christopher Kas (born 13 June 1980) is a retired German tennis player.

Kas has a career-high ATP singles ranking of world No. 224, which he achieved in November 2002. He also has a career-high doubles ranking of world No. 17, achieved in February 2012.

Kas reached 20 double finals on the ATP Tour posting a record of 5 wins and 15 losses with an array of partners.

At the 2012 Summer Olympics, he finished in fourth place in mixed doubles alongside Sabine Lisicki. In January 2015, Sabine appointed him to her coaching team.

In 2022, Kas coaches German tennis player Jule Niemeier. Together they reached the quarterfinals at Wimbledon. He is currently coaching Kateryna Baindl.

Olympic medal matches

Mixed doubles: 1 bronze medal match (0–1)

ResultYearLocationSurfacePartnerOpponentsScore
4th place2012London OlympicsGrassGermany Sabine LisickiUnited States Lisa Raymond United States Mike Bryan3–6, 6–4, [4–10]

ATP career finals

Doubles: 20 (5 titles, 15 runner-ups)

Legend
Legend Grand Slam tournaments (0–0) ATP World Tour Finals (0–0) ATP World Tour Masters 1000 (0–0) ATP World Tour 500 Series (1–2) ATP World Tour 250 Series (4–13)Titles by surface Hard (2–7) Clay (2–8) Grass (1–0) Carpet (0–0)Titles by setting Outdoor (5–11) Indoor (0–4)
Grand Slam tournaments (0–0)
ATP World Tour Finals (0–0)
ATP World Tour Masters 1000 (0–0)
ATP World Tour 500 Series (1–2)
ATP World Tour 250 Series (4–13)
Titles by surface
Hard (2–7)
Clay (2–8)
Grass (1–0)
Carpet (0–0)
Titles by setting
Outdoor (5–11)
Indoor (0–4)
ResultW–LDateTournamentTierSurfacePartnerOpponentsScore
Loss0–1Jul 2006Båstad, Sweden250 SeriesClayAustria Oliver MarachSweden Jonas Björkman Sweden Thomas Johansson3–6, 6–4, [4–10]
Loss0–2Jul 2006Amersfoort, Netherlands250 SeriesClayArgentina Lucas Arnold KerSpain Alberto Martín Spain Fernando Vicente4–6, 3–6
Loss0–3Jul 2007Kitzbühel, Austria500 SeriesClayGermany Tomas BehrendItaly Potito Starace Peru Luis Horna6–7(4–7), 6–7(5–7)
Loss0–4Oct 2007Vienna, Austria500 SeriesHardGermany Tomas BehrendPoland Mariusz Fyrstenberg Poland Marcin Matkowski4–6, 2–6
Loss0–5Mar 2008Zagreb, Croatia250 SeriesHardNetherlands Rogier WassenAustralia Paul Hanley Australia Jordan Kerr3–6, 6–3, [8–10]
Win1–5Jul 2008Stuttgart, Germany500 SeriesClayGermany Philipp KohlschreiberUnited Kingdom Michael Berrer Germany Mischa Zverev6–3, 6–4
Loss1–6Oct 2008Basel, Switzerland250 SeriesHardGermany Philipp KohlschreiberIndia Mahesh Bhupathi The Bahamas Mark Knowles3–6, 3–6
Loss1–7Feb 2009Zagreb, Croatia250 SeriesHardNetherlands Rogier WassenCzech Republic Martin Damm Sweden Robert Lindstedt4–6, 3–6
Win2–7Jun 2009Halle, Germany250 SeriesGrassGermany Philipp KohlschreiberGermany Andreas Beck Switzerland Marco Chiudinelli6–3, 6–4
Loss2–8Jul 2010Stuttgart, Germany250 SeriesClayGermany Philipp KohlschreiberArgentina Carlos Berlocq Sweden Eduardo Schwank6–7(5–7), 6–7(6–8)
Win3–8Oct 2010Bangkok, Thailand250 SeriesHardSlovakia Viktor TroickiIsrael Jonathan Erlich Austria Jürgen Melzer6–4, 6–4
Loss3–9Feb 2011Delray Beach, United States250 SeriesHardAustria Alexander PeyaUnited States Scott Lipsky United States Rajeev Ram6–4, 4–6, [3–10]
Loss3–10May 2011München, Germany250 SeriesClayGermany Andreas BeckItaly Simone Bolelli Argentina Horacio Zeballos6–7(3–7), 4–6
Loss3–11Jul 2011Gstaad, Switzerland250 SeriesClayAustria Alexander PeyaCzech Republic František Čermák Slovakia Filip Polášek3–6, 6–7(7–9)
Loss3–12Aug 2011Winston-Salem, United States250 SeriesHardAustria Alexander PeyaIsrael Jonathan Erlich Israel Andy Ram6–7(2–7), 4–6
Loss3–13Jan 2012Doha, Qatar250 SeriesHardGermany Philipp KohlschreiberSlovakia Filip Polášek Czech Republic Lukáš Rosol3–6, 4–6
Win4–13Jan 2013Doha, Qatar250 SeriesHardGermany Philipp KohlschreiberAustria Julian Knowle Slovakia Filip Polášek7–5, 6–4
Loss4–14Apr 2013Casablanca, Morocco250 SeriesClayGermany Dustin BrownAustria Julian Knowle Slovakia Filip Polášek3–6, 2–6
Win5–14Aug 2013Kitzbühel, Austria250 SeriesClayGermany Martin EmmrichCzech Republic František Čermák Czech Republic Lukáš Dlouhý6–4, 6–3
Loss5–15May 2014Düsseldorf, Germany250 SeriesClayGermany Martin EmmrichMexico Santiago González United States Scott Lipsky5–7, 6–4, [3–10]

ATP Challenger and ITF Futures finals

Singles: 2 (1–1)

Legend
Legend ATP Challenger (0–0) ITF Futures (1–1)Finals by surface Hard (0–0) Clay (1–1) Grass (0–0) Carpet (0–0)
ATP Challenger (0–0)
ITF Futures (1–1)
Finals by surface
Hard (0–0)
Clay (1–1)
Grass (0–0)
Carpet (0–0)
ResultW–LDateTournamentTierSurfaceOpponentScore
Win1–0Sep 2000Czech Republic F1, ZnojmoFuturesClaySlovakia Martin Hromec6–1, 3–6, 6–2
Loss1–1Nov 2001Jamaica F2, NegrilFuturesClayAustria Zbynek Mlynarik7–5, 6–7(4–7), ret.

Doubles: 38 (28–10)

Legend
Legend ATP Challenger (22–8) ITF Futures (6–2)Finals by surface Hard (7–3) Clay (17–6) Grass (0–0) Carpet (4–1)
ATP Challenger (22–8)
ITF Futures (6–2)
Finals by surface
Hard (7–3)
Clay (17–6)
Grass (0–0)
Carpet (4–1)
ResultW–LDateTournamentTierSurfacePartnerOpponentsScore
Win1–0Aug 2000Luxembourg F1, LuxembourgFuturesClayBelgium Dick NormanSouth Africa Willem-Petrus Meyer South Africa Rik de Voest6–1, 7–6(7–2)
Loss1–1Sep 2000Czech Republic F1, ZnojmoFuturesClayAustria Ronald DuellerCzech Republic Igor Brukner Slovakia Martin Hromec6–3, 1–6, 4–6
Win2–1May 2002Italy F1, ValdengoFuturesClayJapan Jun KatoItaly Riccardo Capannelli Italy Gianluca Luddi6–3, 6–4
Win3–1Sep 2002Brașov, RomaniaChallengerClayAustria Herbert WiltschnigSpain Rubén Ramírez Hidalgo Spain Santiago Ventura5–7, 6–4, 7–5
Win4–1Sep 2002Sofia, BulgariaChallengerClayAustria Oliver MarachBulgaria Ilia Kushev Austria Luben Pampoulov7–6(7–4), 6–7(7–9), 6–2
Win5–1Feb 2003Portugal F1, EspinhoFuturesClayLuxembourg Mike ScheidweilerSlovakia Michal Mertiňák Austria Marco Mirnegg6–3, 6–2
Win6–1Mar 2004Portugal F1, FaroFuturesHardGermany Philipp PetzschnerSlovakia Boris Borgula Slovakia Roman Kukal3–6, 6–1, 6–4
Win7–1May 2004Italy F6, ValdengoFuturesClayGermany Philipp PetzschnerItaly Giuseppe Menga Italy Massimo Ocera6–3, 6–1
Win8–1Jun 2004Italy F13, CesenaFuturesClayItaly Federico TorresiArgentina Diego Junqueira Chile Felipe Parada3–6, 6–1, 6–2
Win9–1Aug 2004Mönchengladbach, GermanyChallengerClayGermany Philipp PetzschnerGermany Karsten Braasch Germany Franz Stauder3–6, 6–2, 7–6(7–4)
Win10–1Nov 2004Eckental, GermanyChallengerCarpetGermany Philipp PetzschnerItaly Daniele Bracciali Czech Republic Petr Luxa6–4, 7–6(7–4)
Win11–1Dec 2004Ischgl, AustriaChallengerCarpetItaly Leonardo AzzaroItaly Gianluca Bazzica Italy Massimo Dell'Acqua7–5, 6–3
Win12–1May 2005Dresden, GermanyChallengerClayGermany Philipp PetzschnerNetherlands Bart Beks Netherlands Martijn van Haasteren6–7(2–7), 6–2, 6–4
Loss12–2Jul 2005Oberstaufen, GermanyChallengerClayAustria Werner EschauerAustria Oliver Marach Switzerland Jean-Claude Scherrer5–7, 3–6
Loss12–3Jul 2005Rimini, ItalyChallengerClayGermany Philipp PetzschnerCzech Republic David Škoch Czech Republic Martin Štěpánek3–6, 7–6(7–1), 1–6
Win13–3Oct 2005Mons, BelgiumChallengerHardGermany Philipp PetzschnerCzech Republic Tomáš Cibulec Belgium Tom Vanhoudt7–6(7–4), 6–2
Win14–3Nov 2005Eckental, GermanyChallengerCarpetGermany Philipp PetzschnerGermany Torsten Popp Netherlands Jasper Smit6–3, 7–5
Loss14–4Nov 2005Helsinki, FinlandChallengerHardGermany Philipp PetzschnerSwitzerland Yves Allegro Germany Michael Kohlmann6–4, 1–6, 4–6
Loss14–5Nov 2005Sunderland, United KingdomChallengerHardGermany Philipp PetzschnerGermany Sebastian Rieschick Germany Frank Moser4–6, 7–6(7–3), 4–6
Loss14–6Jan 2006Austria F1, BergheimFuturesCarpetAustria Philipp PetzschnerSweden Johan Brunström United States Philip Stolt3–6, 4–6
Win15–6Jan 2006Heilbronn, GermanyChallengerCarpetGermany Philipp PetzschnerCzech Republic David Škoch Czech Republic Lukáš Dlouhý6–7(2–7), 6–3, [10–4]
Loss15–7Feb 2006Bergamo, ItalyChallengerHardGermany Philipp PetzschnerItaly Daniele Bracciali Italy Giorgio Galimberti5–7, 6–0, [11–13]
Win16–7Feb 2006Besançon, FranceChallengerHardGermany Philipp PetzschnerSwitzerland Jean-Claude Scherrer Croatia Lovro Zovko6–2, 6–2
Loss16–8Apr 2006Monza, ItalyChallengerClayItaly Leonardo AzzaroSpain Rubén Ramírez Hidalgo Italy Tomas Tenconi6–4, 4–6, [11–13]
Loss16–9May 2006Dresden, GermanyChallengerClayGermany Philipp PetzschnerSlovakia Michal Mertiňák Switzerland Yves Allegro3–6, 0–6
Win17–9Jun 2006Braunschweig, GermanyChallengerClayGermany Tomas BehrendArgentina Máximo González Argentina Sergio Roitman7–6(7–5), 6–4
Win18–9Sep 2006Szczecin, PolandChallengerClayGermany Tomas BehrendPoland Tomasz Bednarek Poland Marcin Matkowski6–1, 3–6, [10–4]
Win19–9Feb 2007Besançon, FranceChallengerHardAustria Alexander PeyaFrance Grégory Carraz Luxembourg Gilles Müller6–4, 6–4
Win20–9May 2007Dresden, GermanyChallengerClayGermany Tomas BehrendFrance Jean-Baptiste Perlant France Xavier Pujo6–3, 6–4
Win21–9Jun 2007Braunschweig, GermanyChallengerClayGermany Tomas BehrendSpain Óscar Hernández Spain Carles Poch Gradin6–0, 6–2
Win22–9Sep 2007Szczecin, PolandChallengerClayGermany Tomas BehrendArgentina Juan Pablo Brzezicki Argentina Juan Pablo Guzmán6–0, 5–7, [10–8]
Win23–9Sep 2007Napoli, ItalyChallengerClayGermany Tomas BehrendItaly Leonardo Azzaro Italy Alessandro Motti7–6(7–5), 6–2
Win24–9Nov 2007Dnipropetrovsk, UkraineChallengerHardCroatia Lovro ZovkoIndia Rohan Bopanna South Africa Chris Haggard7–6(7–5), 6–2
Win25–9Apr 2009Rome, ItalyChallengerClayGermany Simon GreulSweden Johan Brunström Netherlands Antilles Jean-Julien Rojer4–6, 7–6(7–2), [10–2]
Loss25–10May 2011Prague, Czech RepublicChallengerClayAustria Alexander PeyaCzech Republic František Čermák Czech Republic Lukáš Rosol3–6, 4–6
Win26–10Sep 2012Pétange, LuxembourgChallengerHardBelgium Dick NormanUnited Kingdom Jamie Murray Brazil André Sá2–6, 6–2, [10–8]
Win27–10May 2013Bordeaux, FranceChallengerClayAustria Oliver MarachUnited States Nicholas Monroe Germany Simon Stadler2–6, 6–4, [10–1]
Win28–10Nov 2013Ortisei, ItalyChallengerHardGermany Tim PützItaly Daniele Bracciali Germany Benjamin Becker6–2, 7–5

Performance timelines

Key
WFSFQF#RRRQ#DNQANH

Doubles

Tournament200620072008200920102011201220132014SRW–LWin%
Grand Slam tournaments
Australian OpenA1R3R2R1R1RQF1R2R0 / 87–847%
French Open1R1R2R3R1R3R2R3R1R0 / 98–947%
Wimbledon1R3R3R3R1RSF2RA1R0 / 811–858%
US Open2R1RQF1R3R1R1R2RA0 / 87–847%
Win–loss1–32–48–45–42–46–45–43–31–30 / 3333–3350%
ATP Tour Masters 1000
Indian WellsAA1RA1RA1RAA0 / 30–30%
MiamiAA2R1R1RAA1RA0 / 41–420%
Monte CarloAAAA1RA1RAA0 / 20–20%
HamburgA2R1RNot Masters Series0 / 21–233%
MadridAA1R1RAA2RAA0 / 31–325%
RomeAAAAAA2RAA0 / 11–150%
ShanghaiAAAAA2RAAA0 / 11–150%
Paris MastersAAAQF1RSF2RAA0 / 46–460%
Win–loss0–01–11–42–30–44–23–50–10–00 / 2011–2035%

Mixed doubles

Tournament200720082009201020112012SRW–LWin%
Grand Slam tournaments
Australian OpenAA2R2RA1R0 / 32–340%
French OpenAA1RSFA1R0 / 33–350%
Wimbledon1RA3R1R1RA0 / 41–420%
US OpenA1R1RA1RA0 / 30–30%
Win–loss0–10–12–44–30–20–20 / 136–1332%

External links