Aula Maxima (Latin pronunciation: [ˈau̯la ˈmaksɪma]), officially the McMahon Hall, is a theatre building in Maynooth, County Kildare, Ireland. It was built in 1893. Aula Maxima comes from Latin, meaning Great Hall. The building is also known simply as "The Aula". It is situated on the South Campus of Maynooth University and St Patrick's College, Maynooth and is the main theatre for the university, college and surrounding area. It also serves as the conferring hall of the university where the annual graduations take place. The Aula was also used as a Cinema for the students in the College, with the Maynooth Students' Union screening films there.