Titular Episcopal See of Regiæ, Algeria

Rite: Roman (Latin)

Name: Regiæ (latine) / Regie (Italiano) / Regien(sis) (Latin)

Location: Arbal, pr. Mauritania Cesariense, Algeria

1933: Established as Titular Episcopal See of Regiæ (latine) / Regie (Italiano) / Regien(sis) (Latin)

Titular Archbishop (2025.01.12 – ...):

Archbishop Carlo Maria Polvani (59)

Secretary of Dicastery for Culture and Education

Titular Bishop: Bishop Janusz Marian Danecki, O.F.M. Conv. (2015.02.25 – 2024.08.30)
Titular Bishop: Bishop Donald Joseph Hying (61) (2011.05.26 – 2014.11.24)
Titular Bishop: Bishop Luis María Estrada Paetau, O.P. (1977.10.27 – 2011.03.25)
Titular Bishop: Bishop Thomas Joseph Riley (1959.11.04 – 1977.08.17)
Titular Bishop: Bishop Marcel Daubechies, M. Afr. (1950.02.03 – 1959.04.25)