Merkkukottagudi is a village in Mudukulathur tehsil in district of Ramanathapuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Merkkukottagudi was 365 which includes 177 males and 188 females. Merkkukottagudi covers 199.65 ha area. Pincode of Merkkukottagudi is 623704.