The Diocese of San Cristóbal de La Laguna (), also called Diocese of Tenerife or Diocese Nivariense, is a diocese located in the city of San Cristóbal de La Laguna in the Canary Islands and a suffragan in the ecclesiastical province of the Archdiocese of Sevilla in Spain. The diocese includes the islands of Tenerife, La Palma, La Gomera and El Hierro, in the province of Santa Cruz de Tenerife. The bishop of this diocese is Bernardo Álvarez Afonso.
