The Diocese of San Bernardino (Latin: Dioecesis Sancti Bernardi, Spanish: Diócesis de San Bernardino) is a Latin Church ecclesiastical territory or diocese in Southern California. Erected by Pope Paul VI on July 14, 1978, and its jurisdiction extends over San Bernardino and Riverside counties. The territory to form the Diocese of San Bernardino was taken from the Diocese of San Diego. As of 2021[update], the diocese has 92 parishes and 12 missions in its territory. Its cathedral is Our Lady of the Rosary Cathedral in San Bernardino. The diocese has become well known as one of the leaders among Catholic dioceses in implementing the "parish coordinator" model of parish leadership.[citation needed] The Diocese of San Bernardino is a suffragan diocese in the ecclesiastical province of the metropolitan Archdiocese of Los Angeles. From Wikipedia