Glass catfish may mean:
- African glass catfish or Pareutropius debauwi, a species of fish in the family Schilbeidae
- Parailia somalensis or "Somalia glass catfish"
- Asian glass catfish or Kryptopterus, a genus of fish in the family Siluridae
- Kryptopterus bicirrhis or "glass catfish"
- Kryptopterus vitreolus or "ghost catfish"