Vellaiadambar is a village in Kodavasal tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Vellaiadambar was 686 which includes 354 males and 332 females. Vellaiadambar covers 172.24 ha area. Pincode of Vellaiadambar is 609503.