New Territories South was a geographical constituency in the election for the Legislative Council of Hong Kong in 1991, which elects two members of the Legislative Council using the dual-seat constituency dual vote system.

The constituency covers Tsuen Wan District, Kwai Tsing District and Islands District.

[1] The constituency was divided and replaced by the New Territories Central, New Territories South, and New Territories South-west constituencies in 1995.

[2] Elected members are as follows:[3]