Dux Family History
Dux Name Meaning
German:: habitational name from Dux (Czech Duchcov) in Bohemia. Latinized form of Herzog ‘duke’ hence probably a metonymic occupational name for someone in the employ of a duke or a nickname for an illegitimate son of a duke. (Düx): from a shortened form of the medieval personal name Benedictus (see Benedict ).
Source: Dictionary of American Family Names 2nd edition, 2022