King Neptune may refer to:
- Neptune, god of the sea, referred to as "King" by some; his brothers are kings as well.
- King Neptune (pig), a pig that was used to raise $19 million in war bonds during World War II
- King Neptune, an officiator in a naval Line-crossing ceremony
- King Neptune's Adventure, an adventure game for the Nintendo Entertainment System
- King Neptune (SpongeBob SquarePants), a recurring character in SpongeBob SquarePants
- King Neptune (film), a 1932 animated short film in the Silly Symphonies series
- King Neptune (statue), a large bronze statue in Virginia Beach
|This disambiguation page lists articles associated with the title King Neptune.
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