Perunijinai is a village in Iluppur tehsil in district of Pudukkottai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Perunijinai was 919 which includes 448 males and 471 females. Perunijinai covers 354.29 ha area. Pincode of Perunijinai is 622002.