Cassandra Jean Pybus FAHA (born 29 September 1947) is an Australian historian and writer.
She won the Colin Roderick Award in 1993 for Gross Moral Turpitude, a re-examination of the case of Sydney Sparkes Orr, a Northern Irish academic who became embroiled in a scandal involving a relationship with a student whilst working at the University of Tasmania.
[5] Pybus was awarded the Centenary Medal in 2001 for outstanding contribution to Tasmanian and Australian literature and education.
[9] In August 2021 she won the National Biography Award with Truganini,[10] while in November 2021 she was elected a Fellow of the Australian Academy of the Humanities.
[11] Her 2024 book, A Very Secret Trade, was shortlisted for the 2025 Victorian Premier's Prize for Nonfiction.