Name Prue Type Surname (from nickname) Usage English, French Pronounced Pron. PRU (French) Other Forms FormsProu, Proulx, Pruitt Edit Status Status Meaning & History English: nickname for a redoubtable warrior, from Middle English prou(s) ‘brave’, ‘valiant’ (Old French proux, preux).Americanized spelling of French Prou (see PROULX).