மணிசேகரன்; 2 May 1927 – 18 November 2021) was an Indian Tamil scholar, film director and actor.
Manisekaran was born on 2 May 1927 in Sullivanpet, now (Vellore District), British India.
He was the recipient of several prestigious awards including the most honourable Sahitya Akademi Award for Tamil for his historical novel Kutrala Kurinji in the year 1992.
He was an assistant to noted Tamil film director K. Balachandar for three years.
His film Thennangkeetru won the Tamil Nadu film fans association award and the Government of Karnataka's Neerikshe award.