The Diocese of Huaraz is a diocese of the Latin Church of the Catholic Church in Peru.

Erected in 1899, the diocese is a suffragan of the Archdiocese of Trujillo The current bishop is José Eduardo Velásquez Tarazona, appointed in Feb. 2004.

On 15 May 1899 Pope Leo XIII established the Diocese of Huaraz with territory taken from the Archdiocese of Lima.

It lost territory when the Territorial Prelature of Huarí was established in 1958.

This article on a Roman Catholic diocese in Peru is a stub.