The Diocese of Hólar existed between 1106 and 1801 when it was amalgamated into the Diocese of Iceland under the leadership of the Bishop of Iceland.

In 1909, the diocese was revived as a titular see of the Church of Iceland.

The following people were bishops of Hólar, Iceland: The Diocese was amalgamated in 1801 and now forms part of the Diocese of Reykjavik.

It was revived in 1909 as a suffragan bishopric to the Bishop of Iceland,[1] with the bishop's cathedra in the traditional Hólar cathedral church.

In 1990, fresh legislation increased the authority and responsibilities of the Bishop of Hólar as an assistant bishop in the Reykjavik diocese.