Names like Shah Rukh Khan, Abhishek Bachchan and Manoj Bajpayee are among those who have wished Sonu on the occasion.
Sonu, in 1999, was introduced to Tamil language films with "Kallazhagar". He then appeared as an antagonist in the Telugu film "Hands Up!" in 2001. He then began starring in Hindi films with "Shaheed-E-Azam", as Bhagat Singh, in 2002.
He got recognition as Abhishek Bachchan's brother in Mani Ratnam's 2004 film "Yuva" and in 2005 film "Aashiq Banaya Aapne".
In 2010, he played the lead antagonist in Abhinav Kashyap's "Dabangg", where he essayed the role of Chhedi Singh. On the big screen Sonu was last seen in Farah Khan's 2014 film "Happy New Year".
Here's what B-town tweeted on his birthday:
Shah Rukh Khan: @SonuSood Happy Birthday my friend. Love you. In Bulgaria will call u in a bit to feel your positivity and wish you. Much love and a big hug.
Farah Khan: Happy birthday to our dearest @SonuSood .. Friend, brother n someone who proves that nice guys do come first.
Abhishek Bachchan: Happy birthday to my brother @SonuSood stay smooth bro.
Riteish Deshmukh: Happy Birthday my friend @SonuSood - big hug.
Amit Sadh: @SonuSood happy birthday to one of the most amazing People I know. Have a blast bro.
Milap Zaveri: Happy birthday Dilawar aka @SonuSood have a wonderful day and a super duper blockbuster year.
Manoj Bajpayee: @SonuSood happy birthday bhimkaya! May your muscles keep growing! God bless you.
Bipasha Basu: Happy happy birthday @SonuSood ! Stay fit and fab forever! I love it that you #loveyourself.
Sajid Khan: @SonuSood happy bday mere bhai..god bless you.