Water planet may refer to:
- Issues concerning planetary habitability
- Water (Lexx), a fictional planet in the television series Lexx
- Water, a fictional planet in the animated television series Shadow Raiders
- Ocean planet, a planet completely covered in water
- Marine World (disambiguation)
- Sea-world (disambiguation)
- Ocean World (disambiguation)
- Water World (disambiguation)
- Waterland (disambiguation)
|This disambiguation page lists articles associated with the same title.
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