|Karthi Real Name||Karthik Sivakumar|
|Karthi Born||May 25, 1977|
|Karthi Birth place||Chennai, Tamil Nadu, India|
|Karthi Sister||Brindha Sivakumar|
|Karthi Brother||Surya Sivakumar|
Karthik Sivakumar best known by his stage name Karthi, is a Tamil film actor. He is the younger son of veteran actor Sivakumar and younger brother of Surya Siva kumar.
Karthik graduated from St. Bede's Anglo Indian Higher Secondary School in Chennai after which he went on to complete his undergrad from the Crescent Engineering College. He graduated in Mechanical Engineering and got a scholarship to the U.S., where he did his masters.