Indian.

IndiaOld English, from Latin India, from Greek India "region of the Indus River," later used of the region beyond it, from Indos "Indus River," from Old Persian Hindu, the name for the province of Sind, from Sanskrit sindhu "river." The more common Middle English form was Ynde or Inde, From French (see Indies). India began to prevail 16c., perhaps under Spanish or Portuguese influence.