The daughter of Augustin Sioui, Wyandot, and Esther Wawanolett, Abenaki, she was born in Wendake. After the death of her father while she was still an infant, the remainder of the family moved to Odanak. She studied photography, art and history in Montreal and at Collège Manitou. She worked as darkroom technician, photographer, graphic artist and journalist for First Nations publications in Ottawa, Frobisher Bay and Val-d'Or. In 1985, she became program director for the Centre d'amitié autochtone in Val-d'Or. From 1992 to 2002, she was director of the non-violence program for Femmes autochtones du Québec. She then became a communications specialist for Terres en vues/Land InSights. Sioui-Wawanoloath is a painter, illustrator and the author of three plays, two of which have already been staged: Femme et esprit and Femme, homme et esprits. She also creates sculptures and writes poetry and stories.
Sioui-Wawanoloath provided the text for Le clan des oiseaux, a show for the 400th anniversary of Quebec City which featured music performed by the Orchestre Symphonique de Québec and L'Arsenal à musique.
- La légende des oiseaux qui ne savaient plus voler (1995)
- Toloti (2003)
- Natanis (2005)
- "Esther Wawanolett" (in French). Fédération québécoise des sociétés de généalogie. 2002.
- "Christine Sioui Wawanoloath" (in French). Terres en vues/Land InSights.
- "Les noms des finalistes du 8e GalArt maintenant connus". L'Express (in French). October 17, 2011.
- "Le clan des oiseaux". Arsenal à musique.
- "Alexis Wawanoloath". National Assembly of Quebec.