Rettaiyurani is a village in Tiruvadanai tehsil in district of Ramanathapuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Rettaiyurani was 207 which includes 97 males and 110 females. Rettaiyurani covers 205.27 ha area. Pincode of Rettaiyurani is 623528.