Michael Kohlmann (born 11 January 1974) is a retired professional tennis player from Germany.

Primarily a doubles specialist, he has won five ATP Tour doubles titles in his career. In March 2007, he reached his career-high doubles ranking of World No. 27.

Kohlmann reached the third round of the 1998 US Open in singles and was part of the squad who reached the semifinals of the 2007 Davis Cup. Since 2015 he is the captain of the Germany Davis Cup Team.

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1	Sep 1999	Bournemouth, United Kingdom	World Series	Clay	Nicklas Kulti	David Adams Jeff Tarango	3–6, 7–6(7–5), 6–7(5–7)
Loss	0–2	Jul 2000	Gstaad, Switzerland	International Series	Clay	Jérôme Golmard	Jiří Novák David Rikl	6–3, 3–6, 4–6
Win	1–2	Feb 2002	Copenhagen, Denmark	International Series	Hard	Julian Knowle	Jiří Novák Radek Štěpánek	7–6(12–10), 7–5
Loss	1–3	Apr 2002	Majorca, Spain	International Series	Clay	Julian Knowle	Mahesh Bhupathi Leander Paes	2–6, 4–6
Win	2–3	Jan 2003	Madras, India	International Series	Hard	Julian Knowle	František Čermák Leoš Friedl	7–6(7–1), 7–6(7–3)
Loss	2–4	Feb 2003	Copenhagen, Denmark	International Series	Hard	Julian Knowle	Tomáš Cibulec Pavel Vízner	5–7, 7–5, 6–2
Loss	2–5	Oct 2003	St. Petersburg, Russia	International Series	Clay	Rainer Schüttler	Julian Knowle Nenad Zimonjić	4–6, 4–6
Loss	2–6	May 2004	Casablanca, Morocco	International Series	Hard	Yves Allegro	Enzo Artoni Fernando Vicente	6–7(1–7), 3–6
Loss	2–7	Aug 2004	Long Island, United States	International Series	Hard	Yves Allegro	Antony Dupuis Michaël Llodra	2–6, 4–6
Win	3–7	Jan 2005	Auckland, New Zealand	International Series	Hard	Yves Allegro	Simon Aspelin Todd Perry	6–4, 7–6(7–4)
Loss	3–8	Feb 2005	San José, United States	International Series	Hard	Yves Allegro	Wayne Arthurs Paul Hanley	6–7(4–7), 4–6
Loss	3–9	Jul 2005	Gstaad, Switzerland	International Series	Clay	Rainer Schüttler	František Čermák Leoš Friedl	6–7(6–8), 6–7(11–13)
Win	4–9	Apr 2006	Houston, United States	International Series	Clay	Alexander Waske	Julian Knowle Jürgen Melzer	5–7, 6–4, [10–5]
Loss	4–10	Apr 2006	Casablanca, Morocco	International Series	Clay	Alexander Waske	Julian Knowle Jürgen Melzer	3–6, 4–6
Loss	4–11	Jun 2006	Halle, Germany	International Series	Grass	Rainer Schüttler	Fabrice Santoro Nenad Zimonjić	0–6, 4–6
Win	5–11	Jan 2007	Zagreb, Croatia	International Series	Carpet	Alexander Waske	František Čermák Jaroslav Levinský	7–6(7–5), 4–6, [10–5]
Loss	5–12	Jul 2009	Newport, United States	International Series	Grass	Rogier Wassen	Jordan Kerr Rajeev Ram	7–6(8–6), 4–6, [6–10]
Loss	5–13	May 2010	Munich, Germany	International Series	Clay	Eric Butorac	Oliver Marach Santiago Ventura	7–5, 3–6, [14–16]
Loss	5–14	Oct 2011	Bangkok, Thailand	International Series	Hard	Alexander Waske	Oliver Marach Aisam Qureshi	6–7(4–7), 6–7(5–7)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	Dec 1997	Bad Lippspringe, Germany	Challenger	Carpet	Rainer Schüttler	4–6, 7–6, 7–5
Loss	1–1	Feb 1998	Lübeck, Germany	Challenger	Carpet	Peter Wessels	6–7, 3–6
Win	2–1	Mar 1998	Kyoto, Japan	Challenger	Carpet	Steve Campbell	7–6, 3–6, 6–3
Loss	2–2	Feb 1999	Lübeck, Germany	Challenger	Carpet	Axel Pretzsch	6–7, 4–6
Win	3–2	Feb 2001	Hull, United Kingdom	Challenger	Carpet	Kristian Pless	5–7, 7–6(7–3), 7–6(7–5)
Loss	3–3	Mar 2001	Kyoto, Japan	Challenger	Carpet	John van Lottum	7–6(7–3), 4–6, 5–7
Win	4–3	Aug 2001	Wrexham, United Kingdom	Challenger	Hard	Ladislav Švarc	6–4, 6–2
Loss	4–4	Sep 2001	Zabrze, Poland	Challenger	Clay	Ota Fukárek	3–6, 4–6
Loss	4–5	Nov 2001	Caracas, Venezuela	Challenger	Hard	Julian Knowle	6–7(5–7), 6–1, 3–6
Win	5–5	Dec 2001	San Jose, Costa Rica	Challenger	Hard	John van Lottum	6–3, 6–4

Result	W–L	Date	Tournament	Tier	Surface	Partner	Opponents	Score
Loss	0–1	Nov 1996	Portorož, Sloveniz	Challenger	Hard	Mathias Huning	Nebojsa Djordjevic Aleksandar Kitinov	5–7, 7–5, 3–6
Win	1–1	Aug 1997	Nettingsdorf, Austria	Challenger	Clay	Björn Jacob	Thomas Buchmayer Thomas Strengberger	6–2, 3–6, 6–3
Win	2–1	Sep 1997	Seville, Spain	Challenger	Clay	Tuomas Ketola	Álex Calatrava Jose Imaz-Ruiz	4–6, 6–1, 6–3
Win	3–1	Dec 1997	Bad Lippspringe, Germany	Challenger	Carpet	Tuomas Ketola	Lars Koslowski Dirk Dier	4–6, 6–3, 7–5
Win	4–1	Dec 1997	Wismar, Germany	Challenger	Carpet	Lars Koslowski	Bernardo Martínez Óscar Ortiz	6–4, 7–6
Loss	4–2	Jul 1998	Ulm, Germany	Challenger	Clay	Dirk Dier	Márcio Carlsson Jaime Oncins	4–6, 7–6, 3–6
Win	5–2	Jan 1999	Heilbronn, Germany	Challenger	Carpet	Filippo Veglio	Justin Gimelstob Chris Woodruff	6–4, 6–7, 7–5
Win	6–2	Feb 1999	Hamburg, Germany	Challenger	Carpet	Filippo Veglio	Martin Garcia Cristiano Testa	6–4, 7–6
Loss	6–3	Feb 1999	Lübeck, Germany	Challenger	Carpet	Filippo Veglio	Patrick Sommer Franz Stauder	4–6, 5–7
Loss	6–4	Jul 1999	Ulm, Germany	Challenger	Clay	Dirk Dier	Andrew Painter Byron Talbot	3–6, 4–6
Win	7–4	Sep 1999	Aschaffenburg, Germany	Challenger	Clay	Francisco Cabello	Vincenzo Santopadre Cristiano Testa	1–6, 6–3, 6–4
Loss	7–5	Mar 2000	Magdeburg, Germany	Challenger	Carpet	Tomas Behrend	Dirk Dier Karsten Braasch	5–7, 6–7(6–8)
Loss	7–6	Oct 2000	Eckental, Germany	Challenger	Carpet	Ivo Heuberger	Jens Knippschild Karsten Braasch	6–7(5–7), 3–6
Loss	7–7	Nov 2000	Aachen, Germany	Challenger	Carpet	Franz Stauder	Sander Groen Jan Siemerink	7–6(7–2), 6–7(7–9), 3–6
Win	8–7	Nov 2000	Knoxville, United States	Challenger	Hard	Karsten Braasch	Jeff Coetzee Marcos Ondruska	6–0, 7–6(7–4)
Loss	8–8	Feb 2001	Wrocław, Poland	Challenger	Hard	Julian Knowle	Wayne Black Jason Weir-Smith	7–6(7–2), 6–7(7–9), 3–6
Loss	8–9	Feb 2001	Lübeck, Germany	Challenger	Carpet	Yves Allegro	Julian Knowle Lorenzo Manta	3–6, 6–3, 6–7(2–7)
Win	9–9	Feb 2001	Hull, United Kingdom	Challenger	Carpet	Michaël Llodra	Martin Lee Barry Cowan	6–2, 6–3
Win	10–9	Sep 2001	Zabrze, Poland	Challenger	Clay	Julian Knowle	Karol Beck Igor Zelenay	6–1, 7–6(7–5)
Loss	10–10	Sep 2001	Istanbul, Turkey	Challenger	Hard	Sander Groen	Michaël Llodra Jonathan Erlich	walkover
Win	11–10	Nov 2001	Aachen, Germany	Challenger	Carpet	Julian Knowle	Marc-Kevin Goellner Marcos Ondruska	6–3, 7–6(7–4)
Win	12–10	Nov 2001	Caracas, Venezuela	Challenger	Hard	Julian Knowle	Tomas Behrend Daniel Melo	7–5, 6–3
Loss	12–11	Dec 2001	Rio de Janeiro, Brazil	Challenger	Hard	Julian Knowle	Justin Gimelstob David Macpherson	6–7(5–7), 3–6
Loss	12–12	Mar 2003	Salinas, Ecuador	Challenger	Hard	Harel Levy	Sebastián Prieto Martin Garcia	walkover
Win	13–12	Feb 2004	Wrocław, Poland	Challenger	Hard	Dominik Hrbatý	Bartłomiej Dąbrowski Łukasz Kubot	7–5, 6–3
Loss	13–13	Nov 2004	Luxembourg, Luxembourg	Challenger	Hard	Karsten Braasch	Massimo Bertolini Petr Luxa	6–7(4–7), 6–4, 3–6
Loss	13–14	Nov 2005	Aachen, Germany	Challenger	Carpet	Lars Burgsmüller	James Auckland Jamie Delgado	6–2, 5–7, 3–6
Win	14–14	Nov 2005	Helsinki, Finland	Challenger	Hard	Yves Allegro	Christopher Kas Philipp Petzschner	4–6, 6–1, 6–4
Win	15–14	Jan 2006	Waikoloa, United States	Challenger	Hard	Cecil Mamiit	Scott Lipsky David Martin	6–3, 6–4
Win	16–14	Feb 2006	Belgrade, Serbia	Challenger	Carpet	Alexander Waske	Ivo Minář Jan Minar	7–6(7–3), 6–3
Loss	16–15	Apr 2006	Mexico City, Mexico	Challenger	Clay	Alexander Waske	Tripp Phillips Rogier Wassen	7–6(7–4), 4–6, [11–13]
Win	17–15	Jan 2007	Heilbronn, Germany	Challenger	Hard	Rainer Schüttler	Sander Groen Michaël Llodra	walkover
Win	18–15	Aug 2008	Istanbul, Turkey	Challenger	Hard	Frank Moser	David Škoch Igor Zelenay	7–6(7–4), 6–4
Win	19–15	Nov 2008	Aachen, Germany	Challenger	Carpet	Alexander Waske	Travis Parrott Filip Polášek	6–4, 6–4
Win	20–15	Feb 2009	Belgrade, Serbia	Challenger	Carpet	Philipp Marx	Aisam Qureshi Lovro Zovko	3–6, 6–2, [10–8]
Loss	20–16	Mar 2009	Rabat, Morocco	Challenger	Clay	Philipp Marx	Rubén Ramírez Hidalgo Santiago Ventura	4–6, 6–7(5–7)
Loss	20–17	Jul 2009	Poznań, Poland	Challenger	Clay	Rogier Wassen	Sergio Roitman Alexandre Sidorenko	4–6, 4–6
Win	21–17	Nov 2009	Eckental, Germany	Challenger	Carpet	Alexander Peya	Philipp Marx Igor Zelenay	6–4, 7–6(7–4)
Win	22–17	Apr 2011	Johannesburg, South Africa	Challenger	Hard	Alexander Peya	Andre Begemann Matthew Ebden	6–2, 6–2
Win	23–17	Aug 2011	Cordenons, Italy	Challenger	Clay	Julian Knowle	Colin Ebelthite Adam Feeney	2–6, 7–5, [10–5]
Loss	23–18	Nov 2012	Ortisei, Italy	Challenger	Carpet	Rameez Junaid	Rik de Voest Karol Beck	3–6, 4–6

• Michael Kohlmann at the Association of Tennis Professionals
• Michael Kohlmann at the International Tennis Federation
• Michael Kohlmann at the Davis Cup