Natascha Duschene McNamara (born 1935 in Clare, South Australia) is an Ngarrindjeri Australian academic, activist, and researcher. She co-founded the Aboriginal Training and Cultural Institute in Balmain, New South Wales and served as President of the Aboriginal Children's Advancement Society Ltd. Her affiliations include: Fellowship, Centre of Indigenous Development Education and Research, University of Wollongong (as Adjunct Senior Researcher); member, Australian Press Council; and Member, Australian Institute of Aboriginal and Torres Strait Islander Studies Council .