Tirukalukundram taluk or Thirukalukundram taluk (Tamil: திருக்கழுகுன்றம் வட்டம்) is a taluk of Chengalpattu district of the Indian state of Tamil Nadu. The sacred town, Tirukalukundram is the present taluk headquarters. Formerly, the headquarters of the taluk was the town of Chengalpattu, which is a now a Taluk head of the newly formed namesake Taluk.