Male first name (German, Dutch): Joost, Lord, Lord, Breton (Word format); iodoc = the Lord, the Lord (Celtic), goes back to 'Josse', an old French form of 'Jodocus', 'Jodocus' goes on the Breton name 'Iodoc' back, so the name has the same origin as 'Jodok' and 'Joyce' Male first name (Dutch): Joost the righteous, Latin (Roman epithet) = justus just, originally a Roman nickname