Bishop Raimo Goyarrola of Spain was chosen by Pope Francis to lead the diocese in September 2023.

[3] There is a high demand for starting a new parish at Northern Finland at Rovaniemi as it is the major tourist destination for Lapland and Santa Claus.

The Reformation in the sixteenth century caused the loss of almost all of Northern Europe from the Roman Catholic Church.

In 1582 the stray Catholics in Finland and elsewhere in Northern Europe were placed under the jurisdiction of a papal nuncio in Cologne.

In 1809, when Finland came under Russian rule, the Roman Catholic jurisdiction passed on to the Metropolitan Archdiocese of Mohilev (then seated in St. Petersburg).