John Cavanaugh
John Cavanaugh may refer to:
- John Cavanaugh (baseball), MLB player
- John Cavanaugh (politician), Nebraska politician
- John Cavanaugh (sculptor)
- John C. Cavanaugh, former president of the University of West Florida and current chancellor of the Pennsylvania State System of Higher Education
- John J. Cavanaugh, American priest and academic administrator
- John Joseph Cavanaugh III, American politician
- John R. Cavanaugh, American priest, teacher and scholar
- John W. Cavanaugh, American priest and academic administrator