The Nanai people (Russian: нанайцы, romanized: nanaitsy) are a Tungusic people of East Asia who have traditionally lived along Heilongjiang (Amur), Songhuajiang (Sunggari) and Wusuli River (Ussuri) on the Middle Amur Basin. The ancestors of the Nanai were the Wild Jurchens of northernmost Manchuria, which is now the region of Outer Manchuria in Russia's Far Eastern Federal District.

The Nanai language belongs to the Manchu-Tungusic family. According to the 2010 census there were 12,003 Nanai in Russia.