The 2nd South Indian International Movie Awards were presented on 12–13 September 2013 in Sharjah, UAE, to honour the best cinematic achievements of the South Indian film industry in the year 2012. Initially planned for June 20–21, the date was postponed due to "100 years of Indian cinema" jubilee festivities. The ceremony was hosted by Arya, Shriya Saran, Rana Daggubati and Sonu Sood at the Expo Centre Sharjah, while the "Generation Next Awards Night" was hosted a day before by Parvathy Omanakuttan and Ash Chandler. Differing from the 1st SIIMA Awards, technical Awards were presented on the first day as well. Show performances were delivered by Shruthi Haasan, Hansika Motwani, Shriya Saran, Rima Kallingal, Usha Uthup, Pranitha Subhash, Anirudh Ravichander, Ragini Dwivedi, Aindrita Ray, Andrea Jeremiah, Parul Yadav, Remya Nambeesan, Lakshmi Menon, Regina Cassandra and Meera Nandan.
Five new award categories were added for the 2nd SIIMA Awards ceremony: Best Debutant Producer, Best Actor in a Supporting Role, Best Actress in a Supporting Role, Best Fight Choreographer and Best Dance Choreographer. The organizers also introduced a Critics' Award in all lead actor and actress categories, raising the total sum of handed ov-r awards to 94.
Nominated by a team of veteran professionals the final winners were decided by a public voting system. The most nominations were announced for the Telugu film Gabbar Singh (13), while in Tamil 3, Kumki and Thuppakki started with ten nominations each. Anna Bond (Kannada, 10) and Spirit (Malayalam, 9) were also favouuites at the 2nd SIIMA Awards. Overall, 43 films were awarded at least one SIIMA Award. Out of these, Gabbar Singh (6 awards), Addhuri (5), Kumki, Thuppakki (4 each), 3, Eega, Anna Bond, Spirit and Thattathin Marayathu (3 each) were awarded more than two times. For their contributions as leading actresses in South Indian cinema Trisha and Kavya Madhavan were each bestowed with an honorary award. K. J. Yesudas and Sowcar Janaki were honoured with the SIIMA Lifetime Achievement Award.