岚山町（日语：岚山町／らんざんまち）是埼玉县中部的一个人口约2万人的町。

Ranzan(嵐山町,Ranzan-machi) is a town located in Hiki District, Saitama Prefecture, in the central Kantō region of Japan. As of 1 February 2016, the town had an estimated population of 18,319 and a population density of 612 persons per km². Its total area was 29.92 square kilometres (11.55 sq mi).