Fraunhofer, may refer to:
- Joseph von Fraunhofer (1787–1826), German physicist
- Fraunhofer (crater), a lunar crater
- Fraunhofer Society (Fraunhofer-Gesellschaft), a large German research organization with 60 institutes throughout Germany
- Fraunhofer diffraction, far-field diffraction
- Fraunhofer line, spectral lines of the Sun
- Fraunhofer distance, between near and far field