Shaji N. Karun was born on New Year's Day, 1952, as the eldest son of Mr. N. Karunakaran and Mrs. Chandramati in present-day Kollam district in the former state of Travancore state (now Kerala), India.
Shaji N. Karun lahir pada Hari Tahun Baru, 1952 sebagai putra sulung dari Mr. N. Karunakaran dan Mrs. Chandramati di distrik Kollam pada masa sekarang di bekas negara bagian Travancore (sekarang Kerala), India.