Venmani is a village in Kilvelur tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Venmani was 2,005 which includes 1,001 males and 1,004 females. Venmani covers 452.86 ha area. Pincode of Venmani is 611109.