: In Caribbean folklore, the name may be tied to "Duppy," a malevolent West Indian spirit.

Latest appearance. ... Why don't that obeah woman bring Jack back the same way she brought back Barbossa?" ... Davy Jones' Locker, Pirates of the Caribbean Wiki

In the Disney films, portrayed by Bill Nighy, Jones is the tragic, monstrous captain of the ghostly ship, the . Davy Jones' Locker - Pirates of the Caribbean Wiki

: This is a nautical euphemism for the bottom of the sea, serving as a watery grave or purgatory for those lost at sea. Pirates of the Caribbean (Disney)