Vennanthur or Vennandur is a town panchayat and Vennandur block[2] in Rasipuram taluk of Namakkal district in the state of Tamil Nadu, India.

Vennandur is close to the Alavaimalai Hills, which are part of the Eastern Ghats.

Namakkal, the district capital, is located around 39 km from Vennanthur.

Chennai, the state capital, is located around 370 km from Vennanthur.

Vennanthur is divided into 15 wards,[1] for which elections are held every 5 years.