The name is derived from the Flemmish, Vaast, which is derived from an even older name, Vedastus which could either be from a Germanic source meaning, “stranger” or it could be from the Latin meaning, “of Gascony.”
The name was borne by an early French saint, Gaston of Arras, as well as by a few French royals.
Other forms of the name include:
- Gastó (Catalan)
- Gastone (Italian)
- Vaast (Dutch/Flemmish)
- Gaston (Dutch/French/German/Polish)
- Gaszton (Hungarian)
- Vedastus (Latin)
- Gastonas (Lithuanian)
- Wedast (Polish)
- Gastão (Portuguese)
- Gastón (Spanish)
The designated name-day is February 6.