Pueblo of Isleta is an unincorporated community and Tanoan pueblo in Bernalillo County, New Mexico, United States, originally established in the c. 14th century. The Southern Tiwa name of the pueblo is Shiewhibak (Shee-eh-whíb-bak) meaning "a knife laid on the ground to play whib", a traditional footrace. Its people are a federally recognized tribe.

Pueblo refers to the settlements and to the Native American tribes of the Pueblo peoples in the Southwestern United States, currently in New Mexico, Arizona, and Texas. The permanent communities, including some of the oldest continually occupied settlements in the United States, are called pueblos (lowercased).