Sudhangan born Rangarajan (4 October 1958 – 12 September 2020) was an Indian Tamil journalist, reporter, editor, television presenter, columnist, political analyst and actor who also acted in few films and television soap operas. He was regarded as a pillar of investigative journalism in Tamil media and was well known for his publications based on Tamil cinema and politics. He had also published short stories and a novel. He was also well known for close links with prominent politicians of Tamil Nadu including late Jayalalitha.