- Aquaman (a combination of "aqua" and "man")
- Amphibian (a reference to the ability to live both on land and in water)
- The Deep (a reference to the deep ocean)
- Siren (a mythological creature that is half-woman, half-fish)
- Leviathan (a sea monster from the Bible)
- Poseidon (the Greek god of the sea)
- Hydro (a reference to water)
- Surge (a reference to the power of waves)
- Triton (a sea god in Greek mythology)
- Nereus (a sea god in Greek mythology)