In 280 AD it was established as Diocese of Perat-Maishan (Perâth Maishân), which was promoted in 410 to Metropolitan Archdiocese of Perat-Maishan.
On 17 January 1954, it was fuly restored under a modern name, as residential Chaldean Catholic Archeparchy of Basra (Bassorah), on territory split off from the Metropolitan Chaldean Catholic Archeparchy of Baghdad.