T. K. Velappan Nair (27 September 1929 – February 27, 2005), popularly known as Pukazhenthi (also credited as Puhalendi), was an Indian music director of Malayalam, Tamil and Telugu films.

Pukazhenthi was born on 27 September 1929, in Thiruvananthapuram, to Keshapillai and Janaki Amma.

He used the name of Tamil poet Pukazhenthi as an alias when he began his career as a music director, first appearing on the Tamil play Thozhan.

Pukezhenthi worked as Mahadevan's associate in 250 films in Tamil, Telugu and Malayalam.

He died aged 75 in a hotel room in Thiruvananthapuram on 27 February 2005 after a cardiac arrest.