| Jurisdiction: | Eparchy |
| Saint Thomas the Apostle of Sydney | |
| Country: | Australia |
| Metropolitan: | Immediately subject to the Holy See |
| Population As Of: | 2014 |
| Catholics: | 35,000 |
| Catholics Percent: | n/a |
| Parishes: | 7 |
| Sui Iuris Church: | Chaldean Catholic Church |
| Rite: | Chaldean Rite |
| Established: | 21 October 1973 |
| Cathedral: | St. Thomas the Apostle Cathedral |
| Patriarch: | Louis Raphaël I Sako |
| Bishop: | Amel Nona |
| Bishop Title: | Eparch |
| Website: | Official website |
The Eparchy of Saint Thomas the Apostle is a Chaldean Catholic diocese in Sydney, Australia, and is immediately subject to the Holy See.
The eparchy was created in 2006.[1] Djibrail Kassab was appointed bishop at that time;[2] he was based in Basrah, Iraq before he was posted to Oceania. His bishopric currently sits as St. Thomas the Apostle Chaldean Catholic Church, Bossley Park, New South Wales.
In 2015, he was succeeded by Archbishop Amel Shamon Nona.[3] Nona was still in post in 2023.[4]
As of 2014, the eparchy contains 35,000 Catholics. Nine priests serve a total of seven parishes.