Yecha Gunja Mahendran, also known as Y. G. Mahendra or Y. G. Mahendraa, is an Indian actor, dramatist, singer, playwright and comedian from the state of Tamil Nadu. He has acted in a number of plays and films. He is the son of Y. G. Parthasarathy, one of the pioneers of modern Tamil drama and Rajalakshmi Parthasarathy, founder and dean of Padma Seshadri Bala Bhavan group of schools, and nephew of veteran Tamil filmmaker K. Balaji. Mahendran is also the cousin of actress Vyjayanthimala and the co-brother of Rajinikanth and Mohanlal.

Krishnamachari Balaji (24 June 1934 – 2 May 2009) was an Indian film producer and actor. He was a prominent actor in the 1960s and 70s, playing lead, supporting and antagonist roles. He appeared in many Sivaji Ganesan films.