Fiordland is a region situated on the south western corner of the South Island of New Zealand. Most of it is covered by the Fiordland National Park which has an area of 12,120 square kilometres, making it the largest national park in New Zealand and one of the largest in the world.

The name Fiordland comes from a corruption of the Norwegian word fjord. Fiordland features a number of fjords, of which Milford Sound is the best known.

Situated within Fiordland are Browne Falls and Sutherland Falls which rank among the tallest waterfalls in the world.