The Baden Open is a professional tennis tournament played on outdoor red clay courts. It is currently part of the Association of Tennis Professionals (ATP) Challenger Tour. It is held annually in Karlsruhe, Germany, since 1998 (as a club event from 1998 to 1999, as a Futures from 2000 to 2003, as a Challenger since 2005).

Location	Year	Champion	Runner-up	Score
Karlsruhe
	2010	Not Held
	2009	Florian Mayer	Dustin Brown	6–2, 6–4
	2008	Teymuraz Gabashvili	Tobias Kamke	6–1, 6–4
	2007	Mischa Zverev	Wayne Odesnik	2–6, 6–4, 6–3
Ettlingen	2006	Simon Greul	Michael Berrer	6–4, 6–3
	2005	Adrián García	Marc López	6–4, 6–4
	2004	Not Held
	2003	Julien Jeanpierre	Jérôme Haehnel	5–7, 6–4, 7–5
	2002	Kristof Vliegen	Daniel Elsner	6–1, 1–0 retired
	2001	Marc López	Leonardo Olguín	6–3, 6–2
	2000	Olivier Rochus	Nicolas Thomann	5–7, 6–2, 7–5
	1999	Benedikt Dorsch
	1998	Mariano Delfino

Location	Year	Champions	Runners-up	Score
Karlsruhe
	2010	Not Held
	2009	Rameez Junaid Philipp Marx	Tomasz Bednarek Aisam-ul-Haq Qureshi	7–5, 6–4
	2008	Daniel Köllerer Frank Moser	Jun Woong-sun Joseph Sirianni	6–2, 7–5
	2007	Alex Kuznetsov Mischa Zverev	Michael Berrer Frederico Gil	6–4, 6–7(6), 10–4
Ettlingen	2006	Vasilis Mazarakis Felipe Parada	Lars Burgsmüller Simon Greul	3–6, 6–1, 10–4
	2005	Marc López Albert Portas	Jeroen Masson Gabriel Trujillo Soler	3–6, 6–1, 7–5
	2004	Not Held
	2003	Daniel Andersson Stefan Wauters	Philipp Petzschner Aljoscha Thron	4–6, 6–2, 6–2
	2002	Frank Moser Martin Woisetschlager	Markus Bayer Philipp Gruendler	walkover
	2001	Leonardo Olguín Martín Vassallo Argüello	Bobbie Altelaar Jan Weinzierl	3–6, 6–3, 6–4
	2000	Enzo Artoni Francisco Cabello	Olivier Rochus Réginald Willems	6–3, 6–3
	1999	Doubles Not Held
	1998	Doubles Not Held

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