| Jurisdiction: | Diocese |
| Jerez de la Frontera | |
| Latin: | Dioecesis Assidonensis-Ierezensis |
| Local: | Diócesis de Jerez de la Frontera |
| Country: |  Spain |
| Province: | Seville |
| Metropolitan: | Seville |
| Area Km2: | 3,928 |
| Population: | 507,331 |
| Population As Of: | 2006 |
| Catholics: | 449,914 |
| Catholics Percent: | 88.7 |
| Denomination: | Roman Catholic |
| Established: | 3 March 1980 |
| Cathedral: | Cathedral of Our Lord Saviour in Jerez de la Frontera |
| Bishop: | José Rico Pavés |
| Suffragan: | for one --> |
| Archdeacon: | for one--> |
| Website: | Website of the Diocese |
The Diocese of Jerez de la Frontera (Latin: Dioecesis Assidonensis-Ierezensis) is a Latin Church diocese of the Roman Catholic Church. Its name derives from the localities of Medina-Sidonia and Jerez de la Frontera. This bishopric was erected the 3 of March 1980 by means of a Papal Bull, with the name of Asidonense-Jerezano, in memory of the old Asidonense Bishopric and because its present seat is in Jerez de la Frontera. The main temple of this diocese the Colegiata of San Salvador, today Jerez's Cathedral. The Bishopric of the Diocese is in Palace of Bertemati, in the Seat of the Stream. Asidonia-Jerez Seminary was founded in 1985.
Juan Grande Roman has like santo pattern from the diocese and like patron to the Immaculate Conception.
It includes Jerez de la Frontera, Sanlúcar de Barrameda, El Puerto de Santa María, Chipiona, Rota, Trebujena, Arcos de la Frontera, Algar, Bornos, Espera, Villamartín, Prado del Rey, El Bosque, Ubrique, Puerto Serrano, Algodonales, Zahara de la Sierra, Benaocaz, Villaluenga del Rosario, Grazalema, El Gastor, Olvera, Alcalá del Valle, Torre Alháquime and Setenil de las Bodegas.
It is believed the present city of Medina-Sidonia was known in antiquity as Sidonia or Asidonia, a Phoenician colony whose name derives from the name of the city of its founders, Sidón. This bishopric was known as Asidonense.
Bishopric of the old Assidonia
Bishopric of the Asidonia-Jerez Diocese