K Sellamuthu, born on 10 September 1954, is a retired Indian Administrative Service officer from the 1995 batch, Tamil Nadu cadre. A graduate by education, he served in various capacities including District Collector, Additional Collector, Joint Commissioner, Additional Commissioner, Director, Additional Director, Commissioner, Chairman, and Managing Director. His most recent position was Managing Director in the Housing and Urban Development Department, Tamil Nadu, from 3 March 2012 to 30 September 2014. Throughout his career, he contributed to multiple departments within the Tamil Nadu government before retiring from service.