C S Rajamohan, born on 20 August 1937, is a retired Indian Administrative Service officer from the 1980 batch, Tamil Nadu cadre. During his career, he served in various capacities including Joint Commissioner, District Collector, and Director in multiple departments. His most recent position was Director in the Agriculture and Cooperation Department from 1 April 1993 to 1 August 1995. Throughout his tenure, he held significant administrative roles contributing to the governance and development initiatives within Tamil Nadu.