Seleuciana

Seleuciana was an ancient city and bishopric in Algeria. It was a Catholic titular see.

History
Seleuciana was a city in the Roman province of Numidia. It was important enough to become a bishopric.

Titular see
In 1964, the diocese was nominally restored as titular see of the lowest (episcopal) rank.

It has had the following (non-consecutive) incumbents:
 * Giovanni Bianchi (1964.06.22 – 1977.06.27)
 * Gonzalo López Marañón, Discalced Carmelites (O.C.D.), Apostolic Vicar emeritus of San Miguel de Sucumbíos (Ecuador)
 * Marek Forgáč, Auxiliary bishop of Košice (Slovakia)