Melanmai Ponnusamy (, 1951 – 30 October 2017) was a Tamil writer and journalist. He was born in Melanmarainadu, Tamil Nadu, India. He was a Marxist by political orientation and a member of Communist Party of India (Marxist) (CPI-M). His first short story was published in 1972 in the literary journal "Semmalar". He wrote columns for "Ananda Vikatan" and "Kalki".