Dhakdhaian is a village in Sidhaw tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Dhakdhaian was 1,753 which includes 913 males and 840 females. Dhakdhaian covers 320.9 ha area. Pincode of Dhakdhaian is N/A.