Here is the list of Top 10 Best Music given by Music Director(s) in a Bollywood Film released in the year 2009.
#10 - Vishal Bhardwaj (Kaminey)
#9 - Shankar, Ehsaan & Loy (London Dreams)
#8 - A. R. Rahman (Blue)
#7 - Pritam (De Dana Dan)
#6 - Pritam (New York)
#5 - Pritam (Tum Mile)
#4 - Amit Trivedi (Dev.D)
#3 - Pritam (Love Aaj Kal)
#2 - Pritam (Ajab Prem Ki Ghazab Kahani)
#1 - A. R. Rahman (Delhi-6)