| Poseidon | |
|---|---|
 | |
| Information | |
| Character | Poseidon |
| Gender | Male |
| Race | Merman |
| Occupation | (Possibly) King of Atlantica |
| Status | Deceased |
| Family | King Triton (son) Queen Athena (daughter-in-law; deceased) Attina, Alana, Adella, Aquata, Arista, Andrina, and Ariel (granddaughters) Melody (great-granddaughter) |
| Appearances | None |
| Voice Actor | Tom Kenny |
Poseidon is the father of King Triton, and therefore the paternal grandfather of Ariel and her sisters. He is, presumably, the son of Triton's Grandpa Neptune.
