Bangaon Dakshin Assembly constituency is an assembly constituency in North 24 Parganas district in the Indian state of West Bengal. Up to 2011 there was one assembly seat for Bangaon. From 2011 there are two seats – Bangaon Uttar Assembly constituency and Bangaon Dakshin Assembly constituency. The seat is reserved for scheduled castes. The Bangaon seat was an open seat up to 2011.