Question: what language do iroquois speak?
Answer: The six nations that comprise the Haudenosaunee speak Iroquoian languages. The Iroquoian language group comprises over ten languages including Cayuga, Mohawk, Oneida, Onondaga, Tuscarora and Seneca. Cherokee is also an Iroquoian language, though the Cherokee are not part of the Haudenosaunee Confederacy.