Meaning and name origin
Prior \p-rior\ as a boy's name is of Latin origin, and the meaning of Prior is "monastic leader". Prior is a variant of Pryor (Latin); possibly an occupational name: a prior is the monk in charge of a monastery. Not often used as a baby name.
Prior is not a popular first name for males but a very popular surname or last name for all people (#5297 out of 88799, Top 6%) (Source: 2000 U.S. Population Census).
Displayed below is the baby name popularity of the name Prior for boys. Prior has not been ranked in the Top 1000/100 so far. (Source: 2014 Birth Name Statistics).