Silambarasan Thesingu Rajendar, Affectionately called Simbu or his initials S.T. R.  is an Indian actor, director, music composer, dancer, lyricist and interpreter of Tamil reading music. He was born on 3rd February 1983 in Madras, Tamil Nadu, India. Silambarasan will also be a part of the new upcoming Tamil movie Pathu Thala (2023). As a child artist, he played roles in films directed by his father T. Rajendar, before his first lead role in Kadhal Azhivathillai (2002), under his father’s direction and produced by his mother Usha. Silambarasan was born in Thogarapalli Krishnagiri, Tamil Nadu, as the eldest child of T. Rajendar and Usha Rajendar. He has a younger brother Kuralarasan and sister Elakkiya. From early age he was a Hindu devotee and an ardent follower of Lord Shiva.

Silambarasan studied at Don Bosco Matriculation Higher Secondary School. He studied at Loyola College. Silambarasan entered the film industry from a young age and acted in many of his father’s films until 2002, when he acted in Kadhal Azhivathillai, his first main role as a hero. He has completed 37 years in industry now (Dated 2021) and has 45 films being released.