A pro-administrator is a priest who fills an ''ad interim'' vacancy at a clerical post in the
Catholic church
The Catholic Church, also known as the Roman Catholic Church, is the largest Christian church, with 1.3 billion baptized Catholics worldwide . It is among the world's oldest and largest international institutions, and has played a ...
whose ordinary is styled administrator, notably a 'stable'
apostolic administration
An Apostolic administration in the Catholic Church is administrated by a prelate appointed by the pope to serve as the ordinary for a specific area. Either the area is not yet a diocese (a stable 'pre-diocesan', usually missionary apostolic admin ...
.
However
apostolic administrator
An Apostolic administration in the Catholic Church is administrated by a prelate appointed by the pope to serve as the ordinary for a specific area. Either the area is not yet a diocese (a stable 'pre-diocesan', usually missionary apostolic admi ...
is also used for a similar ''ad interim'' at a post of episcopal and/or missionary pre-diocesan rank.
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Catholic ecclesiastical titles