Tiruchirapalli Srinivasan Rangarajan, professionally credited by his pseudonym Vaali (29 October 1931 – 18 July 2013) was an Indian poet who has the record for writing the most songs in Tamil cinema.

[1][2] He acted in a number of films, including Sathya, Hey Ram, Paarthale Paravasam and Poikkal Kudhirai.

[5] In the 1960s and 1970s, he received patronage from actor M. G. Ramachandran and became a successful lyricist, in competition with poet Kannadasan, which he had chronicled in his autobiography Naanum Indha Nootrandum.

His song "Amma Endru Azhaikatha Uyir Illaiye" is carved in the stone in a temple in Trichy.

[8] Vaali is a five-time winner of the Tamil Nadu State Film Award for Best Lyricist[9]