The Tigua are a group of American Indians that live in northern Texas, near the New Mexico border. They belong to the Pueblo Indian group, whose traditional lands cover much of the dry semi-desert areas of the southwest United States. The Tigua are the only Pueblo Indians living in Texas.The Tigua are a group of American Indians that live in northern Texas, near the New Mexico border. They belong to the Pueblo Indian group, whose traditional lands cover much of the dry semi-desert areas of the southwest United States. The Tigua are the only Pueblo Indians living in Texas.