Joost
[juːst]Meaning
Dutch form of Iudocus, sometimes a diminutive of Justus or Jozef
Background Story
Joost is the Dutch form of Iudocus, formed from the earlier Dutch Joos, which comes from Medieval Latin Iodocus and Iudocus, ultimately from the Old Breton Iodoc. It is cognate with the English name Joyce. It is sometimes used as a diminutive of Justus or Jozef, and related Dutch forms include Joop, Joep, Joes, Jos and the diminutive Joos, with Joosten as a surname descendant.
Temperament

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