International Federation of Digital Seismograph Networks
- Name: International Federation of Digital Seismograph Networks
- Alternative Name: FDSN
- Specification URI: https://www.fdsn.org/about/
- Type: NGO
- Disciplines: Geophysics
- Keywords: seismology
- Description: The International Federation of Digital Seismograph Networks (FDSN) is a global organization. Its membership is comprised of groups responsible for the installation and maintenance of seismographs either within their geographic borders or globally.