Family name origins & meanings
- English and French (Châtelain) : status name for the governor or constable of a castle, or the warder of a prison, from Norman Old French chastelain (Latin castellanus, a derivative of castellum ‘castle’).
- A priest named Châtelain from Paris is documented in Quebec city in 1636, and a family is documented in Trois Rivières, Quebec, in 1722.