Barbara McIlvaine Smith, Sac and Fox Nation Native American politician

Barbara McIlvaine Smith is an American politician. A Democrat, she is a former member of the Pennsylvania House of Representatives, representing the 156th district from 2007 to 2010. She previously served on the West Chester, Pennsylvania Borough Council and was the Council's vice-president from 2004 to 2006. She is an enrolled member of the federally recognized Sac and Fox Nation of Oklahoma.

The Sac and Fox Nation is the largest of three federally recognized tribes of Sauk and Meskwaki (Fox) Indian peoples. They are based in central Oklahoma.