Jonah is the name of a Prophet in the Old Testament. A number of Orthodox Christians share his name.
- Prophet Jonah, the subject of the Book of Jonah.
- St Jonah, Metropolitan of Moscow and All Russia (+1461)
- St Jonah of Manchuria, Bishop of Hankou (1888-1925)
- Bp Jonah (Stahlberg) of Washington (1894-1955)
- Metr. Jonah (Karpukhin) of Astrakhan and Kamyzyak (1941-present)
- Metr. Jonah of Kampala and All Uganda (1945-present)
- Metr. Jonah, former Primate of the OCA (1959-present)