O'Connor Hall
- Year Constructed: 1912
- Number of Floors: 4
- Gross Square Footage: 32,179
O’Connor Hall was the gift of Mr. and Mrs. Myles P. O’Connor. Originally, the building held classrooms on the first floor with dormitories on the second and third, and the bookstore and recreational facilities for students in the basement. Today, O'Connor hall holds classrooms and professors’ offices.