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Updated June 9, 2019

Family name origins & meanings

  • German (also Kästl) : from a pet form of the saint’s name Castulus, itself a diminutive of the Latin adjective castus ‘chaste’.
  • German (also Kästl) : habitational name from any of various places so named in Bavaria.
  • German (also Kästl) : from an old personal name related to Old High German, Middle High German gast ‘guest’, earlier ‘foreign warrior’.

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