Radhakrishnan Parthiban[a] (born 15 November 1957) is an Indian actor and film director who works mainly in Tamil cinema.

[5] His performances as actor are in successful films such as Bharathi Kannamma (1997), Nee Varuvai Ena (1999), Vetri Kodi Kattu (2000), Azhagi (2002), Aayirathil Oruvan (2010), Melvilasom (2011), Otha Seruppu Size 7 (2019) and Iravin Nizhal (2022).

[6] Parthiban was born in a Telugu speaking family[7][8] on 15 November 1957 in Madras (now Chennai), Tamil Nadu, India.

[11] The couple has two daughters including P. S. Keerthana, who won the National Film Award for Best Child Artist for Kannathil Muthamittal (2002), and an adopted son.

After the critically acclaimed and award-winning films such as House Full (1999) and Azhagi (2002), audience and the trade have acknowledged the maker's undisputed talents.

[21] Similarly, he launched three films simultaneously titled Kartha, Rowdy and Adi after the failure of Kudaikul Mazhai (2004), though all projects were abandoned.

[22][23] The film Aayirathil Oruvan (2010), in which he portrayed a Chola King, won him the Filmfare Award for Best Supporting Actor – Tamil.

[24] His previously released movie Kathai Thiraikathai Vasanam Iyakkam becomes Parthiban's first directorial film in which he does not feature in the lead role.

", began production in late 2013 and released on 15 August 2014 and received positive reviews from all the sides and was a huge blockbuster hit in the box office.

He appeared in Kannada movie Dada Is Back (2017), which he played in lead role as undisputed king of the underworld in Bengaluru.

[27] Along with the outstanding performance and sharp visuals, the film is amplified by the amazing sound design which gives life to the uncanny, yet detailed confession of Masilamani.