R Sivakumar, born on June 7, 1952, is a retired Indian Administrative Service officer from the 1992 batch of the Tamil Nadu cadre. Over his career, he held various positions including Deputy Secretary, Director, Joint Commissioner, Special Commissioner Director, Commissioner Director, Director, Inspector General, Commissioner, and District Collector. His most recent role was Secretary of the Tourism, Culture and Religious Endowments Department, serving from September 7, 2010, to June 30, 2012. Sivakumar’s extensive administrative experience spans multiple leadership roles within the Tamil Nadu government until his retirement.