Kolliyankunam is a village in Tindivanam tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Kolliyankunam was 1,577 which includes 761 males and 816 females. Kolliyankunam covers 360.31 ha area. Pincode of Kolliyankunam is 604304.