Novak Djokovic has currently won 11 titles, including 1 Grand Slam, 1 Masters Cup, 4 ATP Masters 1000 and 5 other ATP Tour titles. 3 of them were on clay, and the other 8 ones on hard.

Amersfoort, The Netherlands

Date: July 17, 2006
Surface: Clay
Opponent: Nicolás Massú (7-6(5), 6-4)

Metz, France

Date: October 2, 2006
Surface: Hard (I)
Opponent: Jürgen Melzer (4-6, 6-3, 6-2)

Adelaide, Australia

Date: January 1, 2007
Surface: Hard
Opponent: Chris Guccione (6-3, 6-7(6), 6-4)

Miami, United States

ATP Masters 1000
Date: April 1, 2007
Surface: Hard
Opponent: Guillermo Cañas (6-3, 6-2, 6-4)

Estoril, Portugal

Date: April 29, 2007
Surface: Clay
Opponent: Richard Gasquet (7-6(7), 0-6, 6-1)

Montréal, Canada

ATP Masters 1000
Date: August 12, 2007
Surface: Hard
Opponent: Roger Federer (7-6(2), 2-6, 7-6(2))

Vienna, Austria

Date: August 12, 2007
Surface: Hard (I)
Opponent: Stanislas Wawrinka (6-4, 6-0)

Melbourne, Australia

Grand Slam
Date: January 27, 2008
Surface: Hard
Opponent: Jo-Wilfried Tsonga (4-6, 6-4, 6-3, 7-6(2))

Indian Wells, United States

ATP Masters 1000
Date: March 23, 2008
Surface: Hard
Opponent: Mardy Fish (6-2, 5-7, 6-3)

Roma, Italy

ATP Masters 1000
Date: May 11, 2008
Surface: Clay
Opponent: Stanislas Wawrinka (4-6, 6-3, 6-3)

Shanghai, China

Tennis Masters Cup
Date: November 16, 2008
Surface: Hard
Opponent: Nikolay Davydenko (6-1, 7-5)