南蒂阿(法语：Nantua)，是法国东部安省的一个市镇。面积 12.79平方公里，人口3902，人口密度305.08人／平方公里（1999年）。

南蒂阿人口变化图示

数据来源：INSEE

Nantua (French pronunciation: ​[nɑ̃tɥa]) is a commune and subprefecture in the Ain department in eastern France. The usual demonym for its inhabitants is Nantuatien(ne); however, they are also sometimes called Catholards, after a needle used by leatherworkers. Indeed, Nantua has long been a town of tanners and shoemakers.