Family name origins & meanings
- English : variant spelling of Castle.
- Manx : from a short form of the Old Norse personal name Ásketill, composed of the elements áss ‘god’ + ketill ‘kettle’.
- Catalan : topographic name from Catalan castell ‘castle’, a derivative of Late Latin castellum ‘castle’ (a diminutive of Latin castrum ‘fort’, ‘Roman walled city’). Compare SpanishCastillo and Occitan (southern French) Castel.
- Probably an altered spelling of German Kastel.