Curtin University (previously Curtin University of Technology and Western Australian Institute of Technology) is an Australian public research university based in Bentley, Perth, Western Australia. It is named after John Curtin, Prime Minister of Australia from 1941 to 1945, and is Western Australia's largest university, with 58,607 students in 2022.

WAIT was established in 1966. Curtin was conferred university status after the Parliament of Western Australia passed legislation in 1986. Since then, the university has expanded its presence and has campuses in Singapore, Malaysia, Dubai and Mauritius, and has ties with 90 exchange universities in 20 countries. The university comprises five main faculties with over 95 specialists centres. It had a campus in Sydney from 2005 to 2016.

Curtin University is a member of the Australian Technology Network. Curtin is active in research in a range of academic and practical fields. As of 2020, it is Western Australia's only university whose students have won the Australian Institute of Nuclear Science and Engineering's Postgraduate Student Gold Medal.