For this Gaston Sebastian there are 19 different names on Yasni.
In the ranking of the most common first names Gaston Sebastian is on position 4572.
Male first name (German, French): Gaston, the guest, the stranger, Old High (Word format); guest = the guest, the stranger; origin resolved not certain; long been common in France, but probably with Germanic roots, possible (?) is the derivation of 'Gascony' (originally 'Vasconia'), the name of a region in France
Male first name (German): Sebastian, the man from Sebaste, Ancient Greek (Geographic name as first name); Sebastos = lofty, dignified, commanding, by the name 'Sebastiano', which goes back to the name of the Greek city 'Sebaste' in Asia Minor, and the Name the city was based on Latin 'Augustus' sublime', named in honor of a Roman Emperor