Siangkhnai is a village in Mawkynrew tehsil in district of East Khasi Hills, Meghalaya, India. As per the data provided by Census of India in 2011, total population of Siangkhnai was 191 which includes 105 males and 86 females. Siangkhnai covers N/A area. Pincode of Siangkhnai is 793015.