Where does “Judæus” come from?

Judæus (English) comes from Ancient Greek Ἰουδαῖος, from Ancient Greek Ἰουδά, from Hebrew יְהוּדָה — Judas; Judah, Judas.

Ancestry of “Judæus”, step by step

StepLanguageWordMeaning
1Ancient GreekἸουδαῖοςJew or Judean
2Ancient GreekἸουδάJudah
3HebrewיְהוּדָהJudas; Judah, Judas
Every word from Hebrew יְהוּדָהEvery word from Ancient Greek ἸουδάEvery word from Ancient Greek Ἰουδαῖος