He died at the Apollo Hospitals where he was undergoing treatment since last month for kidney and other ailments, his son and former Puducherry minister M O H F Shahjahan said.
Farook, a senior Congress leader and former Puducherry chief minister and MP, is survived by son and two daughters.
He was sworn in as the 19th governor of Kerala last September, prior to which he had occupied the gubernatorial post in Jharkhand.
Farook had served as chief minister of the Union Territory of Puducherry thrice and was a Union Minister of State for Civil Aviation and Tourism between 1991 and 1992.
He was elected to Lok Sabha for three terms from 1991 from Puducherry and had also served as Indian ambassador to Saudi Arabia.
Condoling his death, Congress president Sonia Gandhi described him as an embodiment of secular ideals and recalled his services to the nation and the party.
Image: M O H Farook