Igiugig (Central Yupik: Igyaraq) is a census-designated place (CDP) in Lake and Peninsula Borough, Alaska, United States.

[5] The village is at the source of the Kvichak River, at the outlet of Lake Iliamna.

The village is named for its location at the outlet of Lake Iliamna, where it flows into the Kvichak River.

Most of the population is made up of Yupik Eskimos, Aleuts, and Athabascan Indians.

The racial makeup of the CDP was 16.98% White, 71.70% Native American, and 11.32% from two or more races.