<Tr> <Th> Designer </Th> <Td> Brian Sadgrove </Td> </Tr> <Tr> <Th> Design date </Th> <Td> 4 October 1995 </Td> </Tr> <P> The Australian fifty - dollar note is an Australian banknote with a face value of fifty Australian dollars (A $50). It is currently a polymer banknote, featuring portraits of David Unaipon and Edith Cowan . </P> <P> There was no fifty - dollar note released as part of the initial rollout of decimal currency in 1966, but inflation necessitated its introduction seven years later in 1973 . </P>

Who is on the australian 50 dollar bill