Sivakarthikeyan is one of the few actors to win a State Film Award for his debut film. In 2012, the actor won the Tamil Nadu State Film Award Special Prize for his performance in his first film, Marina (2012).
In 2018, Sivakarthikeyan debuted as a producer with the sports drama Kanaa, in which he also appeared in an extended cameo role.
The multi-faceted Sivakarthikeyan has also made his mark in Kollywood as both a playback singer and lyricist. While he crooned for movies like Varuthapadatha Valibar Sangam (2013), Kaaki Sattai (2015) and Rajini Murugan (2016), the actor turned lyricist for the hit song Kalyana Vayasu from the Nayanthara starrer Kolamavu Kokila (2018).
Before getting his big break in Tamil cinema, Sivakarthikeyan used to be a popular television host and stand-up comedian.
Sivakarthikeyan wanted to be a police officer, like his father.
Sivakarthikeyan participated in TV reality shows mainly to support his higher studies.
Sivakarthikeyan was voted as one of Chennai Times Most Desirable Men in 2013.
Sivakarthikeyan is one of the few Kollywood stars who has been able to earn 1 million followers on Twitter.
There were rumours about Sivakarthikeyan dating his co-star Bindu Madhavi while shooting for the movie Kedi Billa Killadi Ranga. There were serious quarrels between him and his wife, with rumors of the couple’s divorce also surfacing. However, Siva completely denied them as baseless.
Sivakarthikeyan once faced the hatred of actor Kamal Haasan’s fans; he was attached by a mob at the Madurai airport. The erratic fans justified their act by stating that Sivakarthikeyan frequently spoke about the veteran actor Rajini but never favoured Kamal Haasan.
There were rumors about a possible rift between Dhanush and Sivakarthikeyan as the latter who was the lead in the Dhanush produced movie Kakki Sattai, often interfered in the screenplay and shooting of the scenes. However, Siva dismissed these rumors to be untrue.