Senniayanallur is a village in Kuthalam tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Senniayanallur was 1,748 which includes 889 males and 859 females. Senniayanallur covers 224.03 ha area. Pincode of Senniayanallur is 609808.