Dudinka (Дудинка in Russian) is a town and administrative center of Taymyria in the Krasnoyarsk Krai in Russia. It is a port in the lower reaches of the Yenisei River, accessible to sea-going ships. Dudinka processes cargo for and sends it to the Norilsk Mining and Smelting Factory and ships non-ferrous metals , coal and ore. In 1969, they laid a Messoyakha -Dudinka-Norilsk natural gas pipeline. In 2001, Dudinka was declared a closed city, with travel restricted for foreigners, and travel permits required for Russian visitors, as well. Population: 25,300 (2002).

Dudinka was founded in 1667 as a winter settlement.