The Skykomish are a Lushootseed-speaking Coast Salish people indigenous to the Skykomish Valley in the Cascade Mountains of Washington.

Lushootseed, formerly known as Puget Salish, Puget Sound Salish, or Skagit-Nisqually, is a Central Coast Salish language of the Salishan language family. Lushootseed is the general name for the dialect continuum composed of two main dialects, Northern Lushootseed and Southern Lushootseed, which are further separated into smaller sub-dialects.