An international student seeking admission to any graduate program must have completed a minimum of 16 years of education, including the equivalent of a four-year bachelor's degree from a regionally accredited institution. Coursework taken at technical or non-university affiliated institutions may not be considered for academic credit. The education ministry in the applicant's home country must officially recognize each school as a degree-granting institution.

All students are encouraged to submit proof of English proficiency for Admission into the University of Dayton. Proof of English proficiency can be submitted in one of the following ways:

• Test of English as a Foreign Language (TOEFL). A minimum score of 80 on the Internet-based (IB) test is required for full admission.
• International English Language Testing System (IELTS). A minimum band score of 6.5 is required for full admission.
• International Test of English Proficiency (ITEP). A minimum overall score of 4.5 is required for full admission.
• Pearson Test of English Academic (PTE). A minimum score of 60 is required for full admission.
• Duolingo English Test (DET): A minimum score of 105 is required for full admission.
• Some graduate programs may require a higher proficiency score for full admission.