Tamil Actor Karthi real name is Karthik Sivakumar. He was born on 25th may, 1977 in Chennai, Tamil Nadu, India. His father is Sivakumar, Tamil actor acted in many films and mother Lakshmi. He has two siblings elder brother Surya and a younger sister named Brindha. Actress Jyothika Sadanah is sister–in–law. He is married to Ranjini. They got married in April 29, 2011. He Studied at Padma Seshadri Bala Bhavan, later at St. Bede's Anglo Indian Higher Secondary School, Chennai And got Bachelor of Engineering in Mechanical Engineering from the Crescent Engineering College, Chennai. Karthi With His Wife And Family Pictures, Images, Unseen Photos, Real Life Wallpapers.