The Calabasas Pro Tennis Championships is a tennis tournament held in Calabasas, California, United States since 2001. The event was part of the ATP Challenger Tour from 2001 until 2010. However, since 2012 the tournament has been part of the ITF Men's Circuit. It is played on outdoor hard courts. Former French Open champion Michael Chang won the event in 2002.

Past finals

Singles

Year	Champion	Runner-up	Score
2010	Marinko Matosevic	Ryan Sweeting	2–6, 6–4, 6–3
2009	Donald Young	Michael Russell	7–6(4), 6–1
2008	Vince Spadea	Sam Warburg	7–6, 6–4
2007	Robert Kendrick	Donald Young	3–6, 7–6, 6–4
2006	Mark Philippoussis	Amer Delic	6–7, 7–6, 6–3
2005	Brian Vahaly	Denis Gremelmayr	3–6, 6–2, 6–2
2004	Ivo Karlović	Alex Bogomolov Jr.	7–6, 6–3
2003	Jérôme Golmard	Lars Burgsmüller	6–3, 7–5
2002	Michael Chang	Cecil Mamiit	6–3, 7–5
2001	André Sá	Michael Russell	4–6, 6–2, 6–4

Doubles

Year	Champion	Runner-up	Score
2010	Ryan Harrison Travis Rettenmaier	Rik de Voest Bobby Reynolds	6–3, 6–3
2009	Santiago González Simon Stadler	Treat Conrad Huey Harsh Mankad	6–2, 5–7, [10–4]
2008	Ilija Bozoljac Dušan Vemić	Somdev Devvarman Nathan Healey	1–6, 6–3, [13–11]
2007	John Isner Brian Wilson	Robert Kendrick Cecil Mamiit	7–6, 4–6, [10–8]
2006	Robert Kendrick Cecil Mamiit	Harel Levy Sam Warburg	5–7, 6–4, [10–5]
2005	Amer Delic Bobby Reynolds	Zbynek Mlynarik Glenn Weiner	7–5, 7–6
2004	Graydon Oliver Travis Parrott	Ivo Klec Robert Lindstedt	7–5, 6–3
2003	Justin Gimelstob Scott Humphries	Kevin Kim Jim Thomas	6–3, 6–3
2002	Paul Rosner Glenn Weiner	Justin Gimelstob Paul Goldstein	6–2, 4–6, 7–6
2001	Ota Fukárek Ivo Heuberger	Paul Hanley Nathan Healey	7–5, 3–6, 7–6