Ann Curthoys, AM, FASSA, FAHA (born 5 September 1945) is an Australian historian and academic.

[1] Curthoys retired in 2013, but remains active as a researcher, writer and supervisor of graduate students at the University of Sydney.

[5] In 2019 the Australian Historical Association inaugurated the Ann Curthoys Prize, to be awarded for the best unpublished article-length work by an early career researcher.

[6] In 2019 Curthoys was shortlisted for the NSW Premier's History Awards for Taking Liberty: Indigenous Rights and Settler Self-Government in Colonial Australia, 1830–1890, co-authored with Jessie Mitchell.

[7] Curthoys was appointed a Member of the Order of Australia in the 2021 Queen's Birthday Honours for "significant service to tertiary education, to social history, and to research".