The genus name Cryptopterus may refer to:

  • Animalia:
    • Cryptopterus Kaup, 1859 -- Synonym of Ophichthus Ahl, 1789 (Ophichthidae Teleostei)
    • Cryptopterus Günther, 1864 -- Synonym of Kryptopterus Bleeker, 1857 (Siluridae, Teleostei)