Family name origins & meanings
- French : from Old French pri(o)ur ‘prior’, a monastic official immediately subordinate to an abbot (from Latin prior ‘superior’), hence a nickname or occupational name, which probably most often originated as an occupational name for a servant of a prior.
- A Prieur from the Poitou region of France is documented in 1688 in Quebec city. <xref>Lafleur</xref> is an associated secondary surname.