Rémi Gaulin was a Roman Catholic priest and bishop who spent time in the service of Bishop Joseph-Octave Plessis

Joseph-Octave Plessis

Joseph-Octave Plessis was a Canadian Roman Catholic clergyman from Quebec. He was the first archbishop of the Roman Catholic Archdiocese of Quebec after the diocese was elevated to the status of an archdiocese....

. Plessis ordained Gaulin in 1811 and was appointed curate

Curate

A curate is a person who is invested with the care or cure of souls of a parish. In this sense "curate" correctly means a parish priest but in English-speaking countries a curate is an assistant to the parish priest...

 to Alexander MacDonell

Alexander Macdonell (bishop)

Bishop Alexander Macdonell was the first Roman Catholic bishop of Kingston, Upper Canada.-Early years:...

 in Upper Canada.

In 1833, Gaulin was consecrated as a bishop and made coadjutor to MacDonell with the right of succession. Gaulin became the bishop in the diocese of Kingston

Roman Catholic Archdiocese of Kingston

The Roman Catholic Archdiocese of Kingston is a Roman Catholic archdiocese in Canada that includes part of the Province of Ontario and includes the suffragan dioceses of Alexandria-Cornwall, Peterborough, and Sault Sainte Marie....

in 1840 when MacDonell died.