Majors offered at Defiance College are classified by the U.S. Department of Education under the following instructional programs:

	Associates	Bachelors	Certificate	Masters	Doctoral
Accounting
Biological and Biomedical Sciences
Biology Teacher Education
Biology/Biological Sciences, General
Business Administration and Management, General
Business, Management, Marketing, and Related Support Services
Business/Commerce, General
Chemistry Teacher Education
Clinical Laboratory Science/Medical Technology/Technologist
Communication, Journalism, and Related Programs
Computer and Information Sciences and Support Services
Computer and Information Sciences, General
Computer and Information Systems Security/Information Assurance
Criminal Justice/Police Science
Design and Visual Communications, General
Early Childhood Education and Teaching
Education
Education, General
English Language and Literature, General
English Language and Literature/letters
English/Language Arts Teacher Education
Environmental Science
General Studies
Graphic Design
Health Professions and Related Programs
History
History, General
Homeland Security, Law Enforcement, Firefighting and Related Protective Services
Junior High/Intermediate/Middle School Education and Teaching
Kinesiology and Exercise Science
Liberal Arts and Sciences, General Studies and Humanities
Mathematics and Statistics
Mathematics Teacher Education
Mathematics, General
Natural Resources and Conservation
Parks, Recreation, Leisure, and Fitness Studies
Philosophy and Religious Studies
Pre-Medicine/Pre-Medical Studies
Psychology
Psychology, General
Public Administration and Social Service Professions
Registered Nursing/Registered Nurse
Religion/Religious Studies
Religious Education
Social Studies Teacher Education
Social Work
Special Education and Teaching, General
Speech Communication and Rhetoric
Sport and Fitness Administration/Management
Theology and Religious Vocations
Visual and Performing Arts