Judith Sheila McKenzie (28 November 1957 – 27 May 2019) was an Australian archaeologist whose work primarily focused on the architecture of the ancient Middle East. At the time of her death, McKenzie was Associate Professor of Late Antique Egypt and the Holy Land at the University of Oxford and Director of the Manar al-Athar project, an open-access image archive of the Middle East. McKenzie was known in particular for her work on the architecture of Petra and Alexandria, having published lengthy monographs on each.