Stenopus is a genus of swimming decapod crustaceans containing eleven species, including Stenopus hispidus, a common aquarium pet. Stenopus contains the following species:

• Stenopus chrysexanthus Goy, 1992
• Stenopus cyanoscelis Goy, 1984
• Stenopus devaneyi Goy & Randall in Goy, 1984
• Stenopus earlei Goy & Randall in Goy, 1984
• Stenopus goyi Saito, Okuno & Chan, 2009
• Stenopus hispidus (Olivier, 1811)
• Stenopus pyrsonotus Goy & Devaney, 1980
• Stenopus scutellatus Rankin, 1898
• Stenopus spinosus Risso, 1826
• Stenopus tenuirostris De Man, 1888
• Stenopus zanzibaricus Bruce, 1976