Updated June 9, 2019

Boy name origins & meanings

  • Greek : Beaver

Boy name variations

Castor
Caster
Castorio
Kastor

Family name origins & meanings

  • German : habitational name from Caster in Rhineland.
  • German : variant of Kasten 2 or a metonymic occupational name for a joiner or furniture maker, from Middle High German kasten ‘box’, ‘chest’, ‘shrine’.

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